While "167" is synonymous with the April 2026 Microsoft cycle, other manufacturers use similar designations for specific hardware fixes:
: A Windows Defender privilege escalation bug. This vulnerability gained notoriety after its details were publicly leaked by a researcher following a delayed response from Microsoft. dass167 patched
Of the 167 flaws addressed, Microsoft classified , with nearly all others designated as high-risk. Key vulnerabilities in this "Dass167" update cycle included: While "167" is synonymous with the April 2026
: A security update for Dell SupportAssist Enterprise that addressed vulnerabilities in third-party components. The next major patch cycle is scheduled for May 12, 2026 . Key vulnerabilities in this "Dass167" update cycle included:
: A high-priority zero-day flaw that was actively exploited in the wild at the time of the patch release.
: Nearly 60 vulnerabilities were patched within the browser category alone, which may set a new record for a single release. The Impact of AI on Patch Cycles