Latest cybersecurity reporting from selected sources.

A Linux kernel nf_tables bug lets local users gain root via use-after-free caused by a logic error; patch removes a single “!”. CVE-2026-23111 lives in nf_tables, the Linux kernel’s packet filtering framework. Exodus Intelligence researcher Oliver Sieber found the bug in early 2025 and chained it into a full local privilege escalation. The flaw was […]

Update Chainlit to the latest version ASAP Two "easy-to-exploit" vulnerabilities in the popular open-source AI framework Chainlit put major enterprises' cloud environments at risk of leaking data or even full takeover, according to cyber-threat exposure startup Zafran.…

Oligo Security has warned of ongoing attacks exploiting a two-year-old security flaw in the Ray open-source artificial intelligence (AI) framework to turn infected clusters with NVIDIA GPUs into a self-replicating cryptocurrency mining botnet

Hackers are increasingly using a new AI-powered offensive security framework called HexStrike-AI in real attacks to exploit newly disclosed n-day flaws. [...]

Another 'extremely sophisticated' exploit chewing at Cupertino's walled garden Apple has shipped emergency updates to fix an actively exploited zero-day in its ImageIO framework, warning that the flaw has already been abused in targeted attacks.…

The threat actor known as EncryptHub is continuing to exploit a now-patched security flaw impacting Microsoft Windows to deliver malicious payloads

Details have emerged about a now-patched security vulnerability in Apple's iOS and macOS that, if successfully exploited, could sidestep the Transparency, Consent, and Control (TCC) framework and result in unauthorized access to sensitive information

Eight vulnerabilities have been uncovered in Microsoft applications for macOS that an adversary could exploit to gain elevated privileges or access sensitive data by circumventing the operating system's permissions-based model, which revolves around the Transparency, Consent, and Control (TCC) framework

A new hacking campaign dubbed "ShadowRay" targets an unpatched vulnerability in Ray, a popular open-source AI framework, to hijack computing power and leak sensitive data from thousands of companies. [...]

The flaw, which drew attention in October when it was found in ConnectWise products, could pose a significant risk to the supply chain if not patched immediately.

Threat actors are leveraging known flaws in Sunlogin software to deploy the Sliver command-and-control (C2) framework for carrying out post-exploitation activities

A Barcelona-based surveillanceware vendor named Variston IT is said to have surreptitiously planted spyware on targeted devices by exploiting several zero-day flaws in Google Chrome, Mozilla Firefox, and Windows, some of which date back to December 2018

A Barcelona-based surveillanceware vendor named Variston IT is said to have surreptitiously planted spyware on targeted devices by exploiting several zero-day flaws in Google Chrome, Mozilla Firefox, and Windows, some of which date back to December 2018

Trend Micro says vulnerable systems in Singapore have been compromised There has been a land rush of sorts among threat groups trying to use the vulnerability discovered in the open-source Spring Framework last month, and now researchers at Trend Micro are saying it's being actively exploited to execute the Mirai botnet.…