CVE-2021-21671

At a glance

Severity: Not available
EPSS: EPSS 1.75 % · percentile 78 (2026-10-27)
State: PUBLISHED
Published: 2021-06-30
Updated: 2024-08-03
Assigner: jenkins
NVD status: Modified

Description

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

Scores

Version	Score	Vector	Scored by
CVSS 3.1	HIGH 7.5	CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H	NVD · nvd@nist.gov (Primary)
CVSS 2.0	MEDIUM 5.1	AV:N/AC:H/Au:N/C:P/I:P/A:P	NVD · nvd@nist.gov (Primary)

Advisories

GHSA-4wr9-2xc6-jmg5 — Session fixation vulnerability in Jenkins

European references

ENISA EUVD · EUVD-2022-2462
GCVE · GCVE-0-2021-21671

Affected configurations (NVD CPE)

cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:* ≥ 2.266 < 2.300
cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:* ≥ 2.277.1 < 2.289.2

Affected products

Product	Versions
Jenkins project · Jenkins	affected 2.266 < unspecified ; affected LTS 2.277.1 < unspecified ; affected unspecified ≤ 2.299 ; affected unspecified ≤ LTS 2.289.1

References

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD