What’s Vulnerable › Vulnerabilities

CVE-2021-21650

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% 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 S3 publisher Plugin 0.11.6 and earlier does not perform Run/Artifacts permission checks in various HTTP endpoints and API models, allowing attackers with Item/Read permission to obtain information about artifacts uploaded to S3, if the optional Run/Artifacts permission is enabled.

Affected products

• Jenkins project Jenkins S3 publisher Plugin: through 0.11.6

References

• https://www.jenkins.io/security/advisory/2021-05-11/#SECURITY-2200
• https://www.jenkins.io/security/advisory/2021-05-11/#SECURITY-2200

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