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1 new incident, 1 with updates.
› Microsoft Windows Shell (and related Oct Patch Tuesday components)
Microsoft’s October 13 2026 Patch Tuesday fixed an actively exploited Windows Shell security-feature bypass, CVE-2026-96951, that can evade Mark of the Web protections (command-injection style neutralization flaw). CISA added it to KEV. Two other publicly disclosed zero-days (.NET Framework WDAC bypass CVE-2026-108398 and MessagePack-CSharp DoS CVE-2026-92707) shipped in the same release.
› Ivanti Connect Secure (ICS)
Volexity observed threat actor UTA0576 chaining an Ivanti Connect Secure authentication-bypass / RCE zero-day (CVE-2026-104935) with additional flaws from about Oct 1–3 2026 to get unauthenticated root on fully patched appliances, re-exploiting in memory without planting webshells. Ivanti patched CVE-2026-104935 on Oct 13; CISA added it to KEV. One privilege-escalation piece of the chain was still being fixed at disclosure.
