Microsoft November 2026 Patch Tuesday fixes 1,235 flaws, Outlook zero-day
MentionsMicrosoft
Today is Microsoft's November 2026 Patch Tuesday, with security updates addressing a record-breaking 1,235 flaws, including one actively exploited Microsoft Outlook zero-day vulnerability. [...]
Summary from BleepingComputer.
Explained
The technology and terms in this story. Learn more
- ConceptPatch TuesdayMicrosoft's monthly security update day, the second Tuesday of every month.
- ConceptZero-dayA flaw attackers exploit before the vendor has a fix: defenders have had zero days to patch.
- ConceptExploitCode or a technique that turns a software flaw into something an attacker can actually use.
Related coverage
Other sources covering the same vulnerabilities or event.
