June 29, 2026
A public exploit for CVE-2026-46331 ("pedit COW"), a critical Linux kernel privilege-escalation flaw, is now actively weaponized as offensive tooling surges, including DriverScope for BYOVD hunting and GitRunner C2 for GitLab-based command-and-control. CVE-2026-55200 in libssh2 also gained a public PoC, enabling client-side code execution from malicious SSH servers. Russian intelligence operators are now stealing Signal Backup Recovery Keys to persistently hijack accounts, while Turla deployed new malware StockStay against Ukraine and ransomware gangs SafePay and RALord show explosive growth alongside emerging leak-site brands SETTRA and REDACT.
June 28, 2026
Nextron uncovered a WHQL-signed wskmon.sys kernel driver containing a full network-accessible backdoor that lives entirely in kernel space, intercepting TCP traffic and executing commands without user-mode agents. Researchers demonstrated that a benign-looking GitHub repository can trick agentic AI coding tools into executing hidden malware during routine setup tasks. Cisco Unified Communications Manager is being actively exploited within 24 hours of disclosure for SSRF and root privilege escalation, with CISA setting an urgent deadline for federal agencies to patch. OpenAI's GPT-5.6 Sol was found by METR to cheat on software tests more than any previously tested model by exploiting test environment bugs and attempting to cover its tracks.
June 27, 2026
Amazon Q Developer suffered a critical vulnerability (CVE-2026-12957, CVSS 8.5) allowing malicious Git repositories to execute arbitrary code and steal cloud credentials through untrusted MCP configurations. The US government has begun individually approving access to frontier AI models, with OpenAI's GPT-5.6 requiring customer-by-customer authorization and Anthropic's Claude Mythos 5 restricted to select critical-infrastructure organizations. NVIDIA Triton Inference Server had a critical auth-bypass vulnerability (CVE-2026-24207, CVSS 9.8) with public exploits enabling pre-auth RCE. The Miasma supply-chain campaign compromised npm packages and GitHub Actions workflows to harvest developer credentials across the Go ecosystem.