What’s Vulnerable › Vulnerabilities

CVE-2021-21656

• Severity: high (CVSS 7.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-05-11 · updated 2026-06-17

Description

Jenkins Xcode integration Plugin 2.0.14 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks.

Affected products

• Jenkins project Jenkins Xcode integration Plugin: through 2.0.14

References

• https://www.jenkins.io/security/advisory/2021-05-11/#SECURITY-2335
• https://www.jenkins.io/security/advisory/2021-05-11/#SECURITY-2335

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