What’s Vulnerable › Vulnerabilities

CVE-2021-21678

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-08-31 · updated 2026-06-17
• Weakness: CWE-352

Description

Jenkins SAML Plugin 2.0.7 and earlier allows attackers to craft URLs that would bypass the CSRF protection of any target URL in Jenkins.

Affected products

• Jenkins Project Jenkins SAML Plugin: from 1.1.3 through 2.0.7

References

• http://www.openwall.com/lists/oss-security/2021/08/31/1
• https://www.jenkins.io/security/advisory/2021-08-31/#SECURITY-2469
• http://www.openwall.com/lists/oss-security/2021/08/31/1
• https://www.jenkins.io/security/advisory/2021-08-31/#SECURITY-2469

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