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welivesecurity.com · medium

UAC-0099 embeds decoy nuclear-weapon request in VBScript to trip LLM scanner guardrails ahead of MATCHBOIL loader (GuardBreaker)

ESET researchers observed the Russia-aligned group UAC-0099 embedding a decoy request for guidance on building a nuclear weapon in a comment inside a VBScript used in the early stages of an attack on a target in Ukraine. The comment was meant to trigger the safety guardrails of an LLM-powered code scanner so that it stops inspecting the f…

safedep.io · high

Mini Shai-Hulud worm keeps infecting GitHub repos via hijacked actions-cool/issues-helper tags months after the May 2026 compromise

The Mini Shai-Hulud worm from May 2026 is still infecting new GitHub repositories. SafeDep found six repositories that received malicious hook files between 20 and 24 September 2026. The cause is that all tags of the actions-cool/issues-helper GitHub Action, hijacked on 18 May 2026, still point to the malicious commit, and the payload is …

safedep.io · high

testmetest npm packages carry Miasma-family worm with token-revocation wiper; operator testing in public

Between 19 and 22 October 2026, an operator published 15 npm packages whose names end in testmetest, carrying a Miasma-family self-propagating worm. The malicious versions steal credentials, spread to other packages and repositories, and install a wiper that deletes the victim's home directory when the stolen GitHub token is revoked. Safe…

gbhackers.com · high

GhostAction campaign injects credential-stealing GitHub Actions workflows into 790 repositories via hijacked maintainer accounts

GhostAction has returned with an expanded credential-theft operation. By October 9, 2026, attackers had injected malicious GitHub Actions workflows into 790 repositories, according to OpenSourceMalware's validated total. The campaign was first documented by GitGuardian in 2025 (817 repositories, 3,325 stolen secrets). It relies on comprom…

securityweek.com · · 8 fontes · 9 atualizações critical

LiteLLM 1.107.0 trojanized on PyPI and Docker via stolen GitHub CLI tokens: infostealer and RCE backdoor through Python startup hooks

The LiteLLM release 1.107.0 (a widely used open source LLM proxy and AI gateway developed by BerriAI, about 23 million weekly downloads per theregister.com and gbhackers.com, or about 92 million monthly PyPI downloads per bleepingcomputer.com) was trojanized on PyPI on 21 October 2026 and carries a credential stealer (privcollect) plus a …