Description
Jenkins LDAP Plugin 807.v7d7de30930cf and earlier deserializes data from LDAP referrals without validation.
Affected products
jenkins: ldap
References1
- www.jenkins.io/security/advisory/2026-05-27/#SECURITY-3654 Vendor Advisory
Metrics
- CVSS 3.1
-
6.6
MEDIUM
Score source: CNA
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 0% percentile: 18 · as of 14 November 2026
- CWE
- CWE-502
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.