CyberSecure Specialist

In Other News: Ransomware Developer Sentenced, Plugin4Shell AI Attack, Critical SAP Flaw

SecurityWeek’s weekly cybersecurity news roundup offers a concise overview of important developments that may not receive full standalone coverage yet remain relevant to the broader threat landscape. This curated summary highlights key stories across vulnerability disclosures, emerging attack methods, policy updates, industry reports, and other noteworthy events to help readers stay well-informed about the evolving cybersecurity environment. Here are this week’s highlights:  Raindrop raises $35 million for AI agent monitoring Raindrop, designed to detect unknown…

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Cyberthreats are moving faster than SMBs: Readiness must accelerate

The cyberthreat landscape has been evolving for years. But there’s a sense today that things are escalating more rapidly than before. That’s largely the result of AI. The technology is not only arming threat actors with the means to launch more sophisticated attacks at greater speed and scale than before. It is also providing them with a larger attack surface to aim at, as businesses rush to adopt the technology. In many cases, that adoption…

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Beware the SparroWock: The backdoor that bites, the commands that catch

ESET Research’s ongoing monitoring of FamousSparrow has borne fruit once again. Our previous public report on FamousSparrow revealed that this China-aligned APT group had developed two new versions of its custom backdoor named SparrowDoor. This time, we discovered that FamousSparrow has switched to a new backdoor, SparroWocky, and has been deploying it to several countries in Latin America since at least August 2025. In what was probably China’s reaction to the US showing increased interest…

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AI-Built Exploit and Sign-In Flaw Opened Path to Internal OpenAI Code

Researchers at security firm Hacktron used Claude to build a working exploit for a vulnerability in an image-processing library, then chained it with a flaw in OpenAI’s sign-in system to take over employee ChatGPT and Codex accounts, and ultimately gained access to internal code repositories. The entry point was OpenAI’s community forum, community.openai.com, which runs on Discourse. Discourse’s built-in image checks didn’t support the HEIC/HEIF photo format, so uploads in that format were passed to…

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ISC Patches 14 Vulnerabilities in BIND 9 Security Update

Internet Systems Consortium (ISC) has released fresh security updates for BIND, the widely used open source DNS server software, resolving 14 vulnerabilities that could lead to denial-of-service (DoS) attacks. Seven are high-severity flaws that could be exploited to cause an unexpected program exit, memory exhaustion, named termination, and resource exhaustion, causing DoS conditions. The remotely exploitable bugs are tracked as CVE-2026-80274, CVE-2026-76163, CVE-2026-19666, CVE-2026-81563, CVE-2026-77692, CVE-2026-19667, and CVE-2026-81736. They can be triggered using mismatched NOQNAME…

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Data Broker Radaris Loses Domains in Privacy Fight

The consumer data broker Radaris.com has long had a reputation for ignoring requests to remove personal information from its vast empire of people-search services online. That reputation caught up with the company recently in a lawsuit alleging Radaris violated a New Jersey privacy law that provides for hefty fines against data brokers that publish personal information on state law enforcement officials. In the face of repeated stonewalling and prevarication by attorneys for Radaris, the judge…

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Unauthenticated RCE Flaws Could Expose 200,000+ WordPress Sites to Takeover

More than 200,000 WordPress websites are potentially exposed to takeover attacks via two critical-severity vulnerabilities in The Events Calendar plugin. A highly popular plugin with over 600,000 active installations, The Events Calendar allows administrators to easily create and manage an events calendar on their websites. All plugin versions before 6.17.3.1 are affected by two code injection bugs that could lead to remote code execution (RCE), allowing attackers to take over sites, WordPress security firm Defiant…

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Microsoft AI Code of Conduct Sets Cyberattack Boundaries, Chain of Command, Safety Constraints

Microsoft AI has published a draft “Humanist AI Code of Conduct” for its MAI Models, spelling out safety rules for offensive cyber capabilities, limits on autonomous AI agents, and a dedicated review track for cybersecurity and other specialized uses. According to the code of conduct, models are blocked from producing working exploit code, attack tooling, planning and targeting methodologies, intrusion procedures, evasion techniques, operational guidance, or other assistance that would enable or improve a cyberattack.…

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Telus Warns Customers of Account Breaches

Telus, one of Canada’s largest telecom providers, is notifying some customers that their accounts have been breached and their personal information has been accessed. In data breach notifications sent to customers whose consumer telecom accounts were affected, Telus said the intrusions occurred between February 2025 and June 2026.  According to the company, the attacker used compromised credentials to access Telus accounts and the information they store, including names, account numbers, phone numbers, billing addresses, email…

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BlueMoon Exploit Kit Chains Recent Chrome, Windows Zero-Days

Multiple espionage groups have been using a new exploit kit dubbed BlueMoon in seemingly opportunistic and rushed deployments, cybersecurity firm Proofpoint reports. The China-linked APT Violet Typhoon (also tracked as APT31, JungleBamboo, TA412, and Tide Castle) was the first to use it on August 28. Within days, several other Chinese threat actors started using it, but the activity might not be exclusive to China-aligned groups. “It is currently unknown how multiple distinct threat actors obtained…

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