Microsoft Patch Tuesday, February 2026: the CVEs
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Microsoft Patch Tuesday February 2026: the CVEs Microsoft published on 10 February 2026, the second Tuesday of the month, with CVSS, EPSS, CISA KEV and public exploits to show what to patch first. Narrow it: in CISA KEV · critical. The same day: Adobe, SAP. Earlier: Jan 2026, Dec 2025, Nov 2025, Oct 2025, Sep 2025, Aug 2025, Jul 2025, Jun 2025, May 2025, Apr 2025, Mar 2025, Feb 2025. Other lists: CISA KEV list, CVE exploit search, Latest critical CVEs, Ransomware CVEs, New CVEs today, This week, Patch Tuesday
- 9.8CVE-2026-21531EPSS 2.5%
Deserialization of untrusted data in Azure SDK allows an unauthorized attacker to execute code over a network.