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Cybersecurity Brief – 2025-11-17

Newly Discovered Vulnerabilities

  • Microsoft released security updates addressing more than 60 vulnerabilities in Windows and supported software as part of November 2025 Patch Tuesday. The update includes at least one zero-day vulnerability that is actively being exploited.

Trends, Tools, or Tactics of Interest

  • Google reported that the adoption of the Rust programming language in Android has reduced memory safety vulnerabilities to below 20% for the first time.
  • Google announced it will begin flagging Android apps on the Play Store with excessive background battery usage, targeting apps with high battery drain for further action.
  • mcp-scan, a new tool for real-time guardrail monitoring and dynamic proxying of MCP servers, has been released, offering capabilities for traffic inspection and enforcement for agents and tools.
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Cybersecurity Brief – 2025-11-16

Major Incidents or Breaches

  • Jaguar Land Rover reported that the financial impact of a recent cyberattack reached £196 million ($220 million) for the July–September quarter.

Newly Discovered Vulnerabilities

  • FortiWeb CVE-2025-64446: Exploit attempts for this vulnerability have been detected in honeypots, indicating active targeting in the wild.
  • XWiki Critical Flaw: The RondoDox botnet is exploiting an unpatched critical vulnerability in XWiki instances, enabling arbitrary code execution and expanding its botnet footprint.

Notable Threat Actor Activity

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Cybersecurity Brief – 2025-11-15

Major Incidents or Breaches

  • Logitech confirmed a data breach following an attack by the Clop extortion group, which targeted Oracle E-Business Suite systems and resulted in data theft.
  • Checkout.com disclosed a breach of a legacy cloud storage system by the ShinyHunters threat group, which is now attempting to extort the company. The breach did not impact payment processing systems.
  • The Washington Post reported that nearly 10,000 employees were affected by a data breach linked to the Oracle hack, with attackers attempting extortion after stealing personal information.

Newly Discovered Vulnerabilities

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Cybersecurity Brief – 2025-11-14

Major Incidents or Breaches

  • DoorDash disclosed a data breach in October affecting user information across the US, Canada, Australia, and New Zealand.
  • The Washington Post is notifying nearly 10,000 employees and contractors of personal and financial data exposure following the Oracle data theft attack.
  • Synnovis confirmed patient information was stolen in a ransomware attack that disrupted pathology services at several London hospitals.
  • The NHS is investigating claims of an Oracle E-Business Suite (EBS) hack after hackers named over 40 alleged victims, with the National Cyber Security Centre involved.

Newly Discovered Vulnerabilities

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Cybersecurity Brief – 2025-11-13

Major Incidents or Breaches

  • Synnovis, a UK pathology services provider, has notified healthcare providers of a data breach resulting from a ransomware attack in June 2024, which led to the theft of patient data.
  • Over 67,000 fake npm packages have been published in a large-scale, worm-like spam attack, likely financially motivated, flooding the npm registry since early 2024.
  • DanaBot malware has resumed activity, infecting Windows systems after a six-month hiatus following law enforcement disruption in May 2024.
  • A campaign targeting Microsoft 365 users is leveraging Quantum Route Redirection to bypass email security and steal credentials, impacting victims in over 90 countries.
  • Phishing emails disguised as spam filter alerts are being used to steal user credentials.

Newly Discovered Vulnerabilities

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Cybersecurity Brief – 2025-11-12

Major Incidents or Breaches

  • GlobalLogic, a Hitachi group company, is notifying over 10,000 current and former employees of data theft following a breach of Oracle E-Business Suite (EBS).
  • The Rhadamanthys infostealer malware operation has been disrupted, with operators and customers losing access to their servers.
  • A Chinese national known as the “Bitcoin Queen” was sentenced in London to over 11 years in prison for laundering Bitcoin from a $7.3 billion cryptocurrency investment scam.

Newly Discovered Vulnerabilities

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Cybersecurity Brief – 2025-11-11

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

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Cybersecurity Brief – 2025-11-10

Major Incidents or Breaches

  • The Swiss National Cyber Security Centre (NCSC) has issued a warning about an ongoing phishing campaign targeting iPhone owners. Attackers are sending text messages claiming a lost or stolen iPhone has been found, attempting to harvest Apple ID credentials.

Newly Discovered Vulnerabilities

  • Three vulnerabilities have been disclosed in the runC container runtime, which is widely used by Docker and Kubernetes. These flaws enable attackers to escape container isolation and gain access to the underlying host system.

Notable Threat Actor Activity

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Cybersecurity Brief – 2025-11-09

Major Incidents or Breaches

  • The GlassWorm malware campaign has resurfaced on the OpenVSX marketplace with three new malicious Visual Studio Code extensions. These extensions have already been downloaded over 10,000 times. The campaign previously targeted both OpenVSX and Visual Studio Code marketplaces last month.

Newly Discovered Vulnerabilities

  • Microsoft has disclosed a new side-channel attack named ‘Whisper Leak’ targeting remote AI language models. The attack enables passive adversaries monitoring encrypted network traffic to infer chat topics discussed with AI models, potentially exposing sensitive information despite encryption.

Trends, Tools, or Tactics of Interest

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Cybersecurity Brief – 2025-11-08

Major Incidents or Breaches

  • The U.S. Congressional Budget Office confirmed it was hacked, with potential exposure of sensitive government data.
  • Multiple Russian state-sponsored groups expanded destructive cyberattacks against Ukrainian entities, now targeting the grain sector and associated European organisations.
  • 18 individuals were arrested in connection with international credit card fraud rings, responsible for defrauding 4.3 million cardholders in 193 countries of approximately €300 million between 2016 and 2021.

Newly Discovered Vulnerabilities

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