What’s Vulnerable › Vulnerabilities

CVE-2022-26924: YARP Denial of Service Vulnerability

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-04-15 · updated 2026-06-17

Description

YARP Denial of Service Vulnerability

Affected products

• Microsoft Yet Another Reverse Proxy: 1.0.0, 1.1.0-rc1.22152.1
• Microsoft YARP 1.0: from 1.0.0 before 1.0.1 — fixed in 1.0.1
• Microsoft YARP 1.1RC: from 1.1.0 before 1.1.0-rc.1.22211.2 — fixed in 1.1.0-rc.1.22211.2

How to fix

Upgrade to a fixed version: Microsoft YARP 1.0 1.0.1; Microsoft YARP 1.1RC 1.1.0-rc.1.22211.2. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-26924
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-26924

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