CVE-2021-21631

Severity: medium (CVSS 4.3 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: 2021-03-30 · updated 2026-06-17
Weakness: CWE-862

Description

Jenkins Cloud Statistics Plugin 0.26 and earlier does not perform a permission check in an HTTP endpoint, allowing attackers with Overall/Read permission and knowledge of random activity IDs to view related provisioning exception error messages.

Affected products

Jenkins project Jenkins Cloud Statistics Plugin: through 0.26

References

http://www.openwall.com/lists/oss-security/2021/03/30/1
https://www.jenkins.io/security/advisory/2021-03-30/#SECURITY-2246
http://www.openwall.com/lists/oss-security/2021/03/30/1
https://www.jenkins.io/security/advisory/2021-03-30/#SECURITY-2246

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