What’s Vulnerable › Vulnerabilities

CVE-2022-36885

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-07-27 · updated 2026-06-17
• Weakness: CWE-203

Description

Jenkins GitHub Plugin 1.34.4 and earlier uses a non-constant time comparison function when checking whether the provided and computed webhook signatures are equal, allowing attackers to use statistical methods to obtain a valid webhook signature.

Affected products

• Jenkins Project Jenkins GitHub Plugin: through 1.34.4

References

• http://www.openwall.com/lists/oss-security/2022/07/27/1
• https://www.jenkins.io/security/advisory/2022-07-27/#SECURITY-1849
• http://www.openwall.com/lists/oss-security/2022/07/27/1
• https://www.jenkins.io/security/advisory/2022-07-27/#SECURITY-1849

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