CVE-2021-21671

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

Jenkins 2.299 and earlier, LTS 2.289.1 and earlier does not invalidate the previous session on login.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected software

Vendor	Product	Versions
Jenkins project	Jenkins	>= 2.266, < unspecified; >= LTS 2.277.1, < unspecified; >= unspecified, <= 2.299; >= unspecified, <= LTS 2.289.1

References

http://www.openwall.com/lists/oss-security/2021/06/30/1Mailing List, Third Party Advisory
https://www.jenkins.io/security/advisory/2021-06-30/#SECURITY-2371Vendor Advisory
http://www.openwall.com/lists/oss-security/2021/06/30/1Mailing List, Third Party Advisory
https://www.jenkins.io/security/advisory/2021-06-30/#SECURITY-2371Vendor Advisory

Timeline

Published: Jun 30, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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