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Cybersecurity Brief – 2026-03-18

Wed, 18 Mar 2026 00:00:00 +0000

Major Incidents or Breaches

UK Companies House disclosed a vulnerability that exposed details of millions of firms, which could have been exploited to obtain sensitive company information and alter official records.
Robotic surgery manufacturer Intuitive confirmed a cyberattack after an employee fell victim to a phishing scheme, resulting in unauthorised access to internal business applications.
GlassWorm malware resurfaced in a supply-chain attack targeting over 400 code repositories and packages on GitHub, npm, VSCode, and OpenVSX, impacting the software supply chain.
Sears exposed AI chatbot phone calls and text chats to the public web, allowing access to customer conversations containing contact information and personal details.
LeakNet ransomware adopted the ClickFix technique via compromised websites for initial access and deployed a Deno-based in-memory loader, increasing stealth in attacks.
The RondoDox botnet escalated its activity, targeting 174 vulnerabilities with up to 15,000 exploitation attempts per day.
A phishing attack targeted cybersecurity firm Outpost24, using trusted brands and domains in an attempt to compromise C-suite credentials; the attack was unsuccessful.

Newly Discovered Vulnerabilities

Apple released its first Background Security Improvements update to patch a WebKit vulnerability (CVE-2026-20643) affecting iOS, iPadOS, and macOS, which enabled same-origin policy bypass.
A critical unpatched vulnerability (CVE-2026-32746) in the GNU InetUtils telnet daemon (telnetd) allows unauthenticated remote code execution as root via port 23.
Multiple AI platforms, including Amazon Bedrock, LangSmith, and SGLang, were found vulnerable to data exfiltration and remote code execution attacks using DNS queries.
CISA flagged the year-old Wing FTP vulnerability (CVE-2025-47813) as actively exploited, which can disclose the full local installation path of the application.
A new font-rendering attack was identified that hides malicious commands from AI tools by embedding them in HTML, evading detection by AI-based security solutions.

Notable Threat Actor Activity

North Korean threat actor group Konni was observed deploying EndRAT through phishing campaigns and leveraging the KakaoTalk desktop app to propagate malware to victims’ contacts.
LeakNet ransomware group is now using ClickFix for social engineering and Deno runtime for in-memory malware loading, enhancing stealth and evasion.
The Warlock ransomware group demonstrated augmented post-exploitation activities, including a new Bring Your Own Vulnerable Driver (BYOVD) technique and advanced cross-network movement.
Attackers are increasingly using IPv4-mapped IPv6 addresses to obfuscate attack origins, as noted in recent web scanning activity.

Trends, Tools, or Tactics of Interest

Attackers are shifting from traditional intrusion methods to credential theft, with increased use of infostealer malware and AI-enabled social engineering, leading to more incidents of attackers “logging in, not breaking in.”
Ransomware actors are moving away from Cobalt Strike in favour of native Windows tools due to declining ransom payment rates and a surge in data theft.
Akamai reported a convergence of Layer 7 DDoS, API abuse, and AI-powered attacks into highly coordinated, multi-vector campaigns that are more challenging to detect and mitigate.
Integrated Cloud Email Security (ICES) is highlighted as a recommended solution for modern email threats, as attackers continue to evolve phishing techniques.
SEO poisoning is being used to lure users searching for VPNs into downloading malicious software that steals corporate login credentials.
AI security remains a concern: studies indicate most CISOs are relying on outdated tools and skills to secure AI systems, and 90% of surveyed users do not trust AI with their data.
Use of in-memory loaders and open-source runtimes (such as Deno) is increasing in ransomware deployment for stealthier attacks.
Supply chain threats continue to target open-source repositories and extensions, as evidenced by the GlassWorm campaign.
Google is implementing stricter controls on Android apps abusing accessibility features to combat mobile malware.
A new tactic was observed where malicious commands are hidden from AI-based detection tools using font-rendering tricks in HTML.

Regulatory or Policy Developments

The European Union Council imposed sanctions on three entities and two individuals from China and Iran for involvement in cyberattacks targeting critical infrastructure.
Major tech companies including Anthropic, AWS, Google, Microsoft, and OpenAI have collectively invested $12.5 million in the Linux Foundation for open source security initiatives.
Google, Meta, and Microsoft are among the signatories of a new industry pact to combat online scams and fraud.

Cybersecurity Brief – 2026-01-27

Tue, 27 Jan 2026 00:00:00 +0000

Major Incidents or Breaches

Crunchbase has confirmed a data breach following hacking claims. The incident is linked to the ShinyHunters group, which also targeted SoundCloud and Betterment.
A failed cyberattack on the Polish power grid has been attributed to the Russian APT group Sandworm. The attack involved the deployment of data-wiping malware but did not result in significant disruption.
Nearly 800,000 Telnet servers have been found exposed to remote attacks due to a critical authentication bypass vulnerability in GNU InetUtils, with ongoing exploitation attempts observed.
Cloudflare experienced a 25-minute BGP route leak affecting IPv6 traffic due to internal misconfiguration, causing congestion, packet loss, and approximately 12 Gbps of traffic disruption.

Newly Discovered Vulnerabilities

Microsoft has patched an actively exploited Office zero-day vulnerability rated as high severity.
Over 20 vulnerabilities were identified and patched in Dormakaba physical access control systems, which could have allowed attackers to unlock doors at major European firms.
CISA has reported active exploitation of a critical VMware vCenter Server remote code execution vulnerability, mandating U.S. federal agencies to secure their servers within three weeks.
The npm package manager’s Shai-Hulud supply-chain defenses can be bypassed via Git dependencies, exposing users to potential malicious package installations.

Notable Threat Actor Activity

The North Korean Konni group has been observed targeting blockchain developers and engineering teams with a new AI-generated PowerShell backdoor, aiming to compromise development environments and cryptocurrency assets.
A campaign targeting Indian users with tax-themed phishing emails is delivering the Blackmoon malware as part of a suspected cyber espionage operation.
The Russian Sandworm APT group is confirmed to have attempted a wiper attack on Poland’s power grid.
The ShinyHunters group has claimed responsibility for the Crunchbase data breach.
The Kimwolf botnet operators reportedly compromised the control panel of the Badbox 2.0 botnet, which has infected over 2 million devices.

Trends, Tools, or Tactics of Interest

Two malicious Visual Studio Code extensions, posing as AI-powered coding assistants, were discovered stealing developer source code. The extensions had over 1.5 million installs.
The ‘Stanley’ malware-as-a-service toolkit is being marketed on cybercrime forums for $2,000–$6,000, offering phishing Chrome extensions that can bypass Google’s review and be published on the Chrome Web Store.
New attacks are leveraging the ClickFix method combined with fake CAPTCHA prompts and signed Microsoft App-V scripts to deliver the Amatera infostealer malware.
Offensive AI techniques are increasingly used by threat actors, including AI-generated malware and backdoors, complicating detection and response efforts.
Deepfake ‘nudify’ technology is becoming more advanced and accessible, increasing the risk and impact of sexual image abuse.
Threat actors are exploiting misconfigurations in Okta deployments, with security researchers highlighting six commonly overlooked settings that weaken identity security.

Regulatory or Policy Developments

The European Commission has launched an investigation into X (formerly Twitter) to determine if the company properly assessed risks before deploying its Grok AI tool, following incidents involving the generation of sexually explicit images.
TikTok has finalized a deal to create a new American entity, averting a potential ban in the United States.

Cybersecurity Brief – 2026-01-25

Sun, 25 Jan 2026 00:00:00 +0000

Major Incidents or Breaches

Nike is investigating a potential security incident following claims by the WorldLeaks cybercrime group that they have stolen data from the company’s systems. The group is threatening to leak the purported information.
A multi-stage phishing campaign has been identified targeting Russian users with ransomware and the Amnesia RAT. The campaign uses social engineering lures and delivers multiple payloads to compromise victims.
A significant cyberattack targeting Poland’s power grid in late December 2025 has been attributed to the Russian state-sponsored group Sandworm. The attack involved the deployment of a new destructive wiper malware, DynoWiper, but was reportedly unsuccessful in causing disruption.

Newly Discovered Vulnerabilities

CISA has added CVE-2024-37079, a critical and actively exploited vulnerability in Broadcom VMware vCenter Server, to its Known Exploited Vulnerabilities (KEV) catalog. The flaw was patched in June 2024.
Microsoft released emergency out-of-band updates for Windows 10, Windows 11, and Windows Server to resolve an issue causing Microsoft Outlook Classic to freeze or fail to open when using PST files.

Notable Threat Actor Activity

The North Korean threat group Konni (also known as Opal Sleet or TA406) is targeting blockchain sector developers and engineers with AI-generated PowerShell malware.
The Russian Sandworm group is linked to the attempted, but ultimately unsuccessful, destructive wiper attack (DynoWiper) on Poland’s energy systems.
WorldLeaks, a cybercrime group, is claiming responsibility for the alleged breach at Nike and is threatening to leak stolen data.

Trends, Tools, or Tactics of Interest

AI-generated malware is increasingly being used by threat actors, as demonstrated by Konni’s deployment of AI-built PowerShell malware against blockchain engineers.
Multi-stage phishing campaigns are combining social engineering with the delivery of both ransomware and remote access trojans (RATs), as seen in the campaign targeting Russia.

Regulatory or Policy Developments Affecting the Security Industry

CISA’s inclusion of VMware vCenter Server CVE-2024-37079 in its KEV catalog highlights increased regulatory attention on patching actively exploited vulnerabilities in critical infrastructure.
The U.S. Department of Justice has admitted that DOGE may have misused Social Security data.
Microsoft has acknowledged providing BitLocker encryption keys to law enforcement agencies.
ICE is soliciting information from companies regarding the use of commercial ad tech and big data tools for law enforcement and investigative purposes.

Cybersecurity Brief – 2026-01-23

Fri, 23 Jan 2026 00:00:00 +0000

Major Incidents or Breaches

Under Armour suffered a ransomware breach resulting in the alleged exposure of data belonging to 72 million customers. The stolen data is reported to be circulating on the dark web.
Fortinet FortiGate devices are being actively targeted and compromised in automated attacks. Threat actors are creating rogue accounts and stealing firewall configuration data, with reports of malicious configuration changes even on fully patched devices.
A major food service franchisee operator in Southeast Asia was targeted by the new Osiris ransomware family in November 2025, leveraging a Bring Your Own Vulnerable Driver (BYOVD) attack using the POORTRY driver.
SmarterTools SmarterMail email servers are being actively exploited via an authentication bypass vulnerability. Attackers are hijacking admin accounts and resetting passwords, with exploitation observed within two days of patch release.
Researchers were able to recover stolen data from 12 U.S. organizations impacted by INC ransomware due to an operational security failure by the threat actors.
Okta SSO accounts are being targeted in active vishing-based data theft attacks, with attackers employing custom phishing kits tailored for voice-based social engineering.

Newly Discovered Vulnerabilities

A critical vulnerability (CVE-2026-24061, CVSS 9.8) was disclosed in GNU InetUtils telnetd, allowing attackers to bypass login and gain root access. The flaw was present for nearly 11 years.
Atlassian, GitLab, and Zoom released security patches addressing over two dozen vulnerabilities, including several critical- and high-severity issues.
Cisco released patches for a critical zero-day vulnerability (CVE-2026-20045) in Cisco Unified CM, which could allow unauthenticated remote code execution and is under active exploitation.
A new authentication bypass flaw in SmarterMail is being exploited in the wild to hijack administrator accounts.
At Pwn2Own Automotive 2026, researchers exploited 29 zero-day vulnerabilities across automotive technologies in a single day.

Notable Threat Actor Activity

North Korean-linked threat actor KONNI is conducting a phishing campaign targeting developers, using AI-generated PowerShell backdoors.
DPRK actors are deploying spear-phishing campaigns that utilise VS Code Tunnels and trusted Microsoft infrastructure to facilitate remote hacking while evading detection.
A widespread phishing campaign is targeting LinkedIn users via automated comments posted by bots impersonating LinkedIn personnel.
A malicious PyPI package impersonating the SymPy library was discovered deploying XMRig cryptominer on Linux hosts.
Fake LastPass maintenance phishing emails are targeting users, urging them to back up their vaults within 24 hours.
Threat actors are using trusted Remote Monitoring and Management (RMM) tools as backdoors, as observed in a dual-vector campaign exploiting legitimate RMM software for persistent access.

Trends, Tools, or Tactics of Interest

Attackers are increasingly exploiting trusted and familiar systems, such as RMM tools, VS Code Tunnels, and routine services, to gain and maintain access.
Social engineering tactics are evolving, with a rise in vishing attacks targeting Okta SSO and phishing campaigns leveraging LinkedIn comments.
The use of AI is expanding in both attack and defence: threat actors are using AI to generate malware, while defenders are integrating AI-driven detection into security products.
Old attack techniques, such as Linux page cache exploits, are being optimised for greater speed and efficiency by researchers.
The abuse of software supply chains continues, with malicious packages on PyPI and impersonation of popular libraries.
Microsoft Teams will introduce brand impersonation warnings to help detect social engineering attempts during calls.

Regulatory or Policy Developments Affecting the Security Industry

The EU AI Act introduces a legal requirement for AI literacy training, shifting best practice into a compliance mandate for organisations operating in or with the EU.
The developer of the curl project is ending its bug bounty programme on HackerOne due to a high volume of low-quality, AI-generated vulnerability reports.
Increased scrutiny in Europe regarding overreliance on US cybersecurity technology providers, with ongoing policy discussions about technology sovereignty and supply chain risks.
The Australian government is reviewing the cybersecurity risks of Chinese-made electric buses, which have been found to contain vulnerabilities and a potential remote “kill switch.”

Cybersecurity Brief – 2025-11-11

Tue, 11 Nov 2025 00:00:00 +0000

Major Incidents or Breaches

Nearly 30 organizations, including Logitech, The Washington Post, Cox Enterprises, Pan American Silver, LKQ Corporation, and Copeland, have been named as alleged victims of an Oracle E-Business Suite (EBS) hack on the Cl0p ransomware leak site.
The US Congressional Budget Office (CBO) confirmed a data breach.
Many Forbes AI 50 companies were found to have leaked sensitive secrets, including training data and private models, on public GitHub repositories.

Newly Discovered Vulnerabilities

A critical vulnerability in the expr-eval JavaScript library, used in over 800,000 weekly NPM downloads, allows remote code execution via malicious input.
Three vulnerabilities in runc (CVE-2025-31133, CVE-2025-52565, CVE-2025-52881) have been patched; these could be exploited to escape container environments.
Multiple vulnerabilities in QNAP devices, demonstrated at Pwn2Own Ireland, have been patched. These flaws could allow remote code execution, information disclosure, and denial-of-service.
A critical, now-patched flaw in Gladinet’s Triofox file-sharing and remote access platform was exploited to install remote access tools via its antivirus feature.
CISA has ordered US federal agencies to patch a critical Samsung zero-day vulnerability exploited in spyware attacks deploying LandFall spyware on WhatsApp-enabled devices.

Notable Threat Actor Activity

The Quantum Route Redirect phishing-as-a-service (PhaaS) platform is being used in a large-scale, automated campaign targeting Microsoft 365 users globally, utilising around 1,000 domains to steal credentials.
The North Korea-linked Konni (APT37) threat actor is abusing Google’s Find Hub tool in new attacks to track GPS positions and trigger remote data wipes on Android devices, as well as targeting Windows systems.
GlassWorm malware has resurfaced, infecting three additional Visual Studio Code extensions and spreading via both the Open VSX marketplace and GitHub repositories, targeting developer environments.
The ClickFix phishing campaign is targeting the hospitality sector, using infostealer and RAT malware to compromise hotel managers and subsequently launch phishing attacks against customers via email and WhatsApp.
A Russian national has pleaded guilty to acting as an initial access broker for Yanluowang ransomware, which targeted at least eight US companies between July 2021 and November 2022.
Fantasy Hub, a spyware-for-rent platform, is distributing RATs via fake Android apps capable of stealing logins, PINs, and messages with only SMS permissions.

Trends, Tools, or Tactics of Interest

Attackers are increasingly leveraging LinkedIn for phishing campaigns, aiming at executives and exploiting the platform to bypass traditional email security.
Malware is being concealed within virtual machines (e.g., Hyper-V), and there is a noted increase in side-channel attacks targeting AI chat data, as well as spyware campaigns against Android devices.
Scanning activity has been observed targeting “FTP_3cx” usernames, potentially indicating attempts to exploit business phone system software.
The Browser Security Report 2025 highlights that identity, SaaS, and AI-related risks are converging at the browser level, while traditional controls may not adequately address these threats.
Mozilla Firefox 145 has introduced new anti-fingerprinting defenses to enhance user privacy.
OWASP’s revised Top 10 list for web application risks now includes two new categories, with supply chain risks and security misconfiguration ranking highly.

Regulatory or Policy Developments

Australia has imposed sanctions on individuals and entities accused of supporting North Korea’s weapons programme, mirroring recent US actions.
CISA has mandated US federal agencies to patch a Samsung zero-day exploited in spyware campaigns.