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CVE Number Vulnerability Product Severity Date
CVE-2026-21532 Azure Function Information Disclosure Vulnerability Microsoft Azure Critical 27-02-2026

Technical Information

An unauthorized attacker can exploit an exposure of sensitive information flaw in Azure Functions to disclose sensitive data.

Patch release date: Feb 10, 2026
Further information on this vulnerability is available at : CVE-2026-21532

Affected Software

Azure Functions