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Jenkins arbitrary type deserialization from attacker-controlled config.xml allows remote code execution and user impersonation

🗓️ 10 Jun 2026 15:31:31Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 5 Views

Jenkins up to 2.567 allows arbitrary type deserialization via attacker-controlled config.xml enabling RCE and user impersonation.

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13 Aug 2026 18:20Current
8High risk
Vulners AI Score8
CVSS 3.18.8
EPSS0.19035
SSVC
5