What’s Vulnerable › Vulnerabilities

CVE-2021-21701

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-11-12 · updated 2026-06-17
• Weakness: CWE-611

Description

Jenkins Performance Plugin 3.20 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks.

Affected products

• Jenkins Project Jenkins Performance Plugin: through 3.20

References

• http://www.openwall.com/lists/oss-security/2021/11/12/1
• https://www.jenkins.io/security/advisory/2021-11-12/#SECURITY-2394
• https://www.zerodayinitiative.com/advisories/ZDI-21-1313/
• http://www.openwall.com/lists/oss-security/2021/11/12/1
• https://www.jenkins.io/security/advisory/2021-11-12/#SECURITY-2394
• https://www.zerodayinitiative.com/advisories/ZDI-21-1313/

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