CVE-2026-21532: Azure Function Information Disclosure Vulnerability
Published Feb 5, 2026
·Updated
Azure Function Information Disclosure Vulnerability
Affected Software
2 affected components
Microsoft Azure Functions
Microsoft Azure Functions
Event History
Feb 5, 2026
CVE Published
via Microsoft·08:00 AM
Data Sourced
via Microsoft·08:00 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·04:00 PM
Description
CVE Published
via MITRE·10:13 PM
Data Sourced
via MITRE·10:13 PM
DescriptionSeverity
Data Sourced
via NVD·11:15 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2026-21532?
CVE-2026-21532 is classified as a medium severity information disclosure vulnerability in Azure Functions.
2
How do I fix CVE-2026-21532?
To fix CVE-2026-21532, it is recommended to update your Azure Functions to a version that addresses this vulnerability.
3
What impact does CVE-2026-21532 have on Azure Functions?
CVE-2026-21532 could potentially allow unauthorized users to gather sensitive information from Azure Functions.
4
Which versions of Azure Functions are affected by CVE-2026-21532?
CVE-2026-21532 affects multiple versions of Azure Functions; users should check for updates that mitigate this vulnerability.
5
Is there a workaround for CVE-2026-21532 if I can't update immediately?
Currently, there are no specific workarounds for CVE-2026-21532, so upgrading to a patched version is the best course of action.