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The vulnerability in the built-in command-line interface (CLI) of the Jenkins automation server allows a attacker to execute a Cross-Site WebSocket Hijacking attack.

🗓️ 31 Mar 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 1 Views

Jenkins built-in CLI vulnerability enables remote cross site WebSocket hijacking via DNS dependent actions.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
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cnnvd
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18 Mar 202618:31
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Tenable Nessus
FreeBSD : jenkins -- multiple vulnerabilities (970fd0ec-26f5-11f1-a9b1-0cc47ada5f32)
28 Mar 202600:00
nessus
Rows per page
Vulners
Node
cdjenkinsRange2.4422.554

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28 May 2026 00:00Current
6.1Medium risk
Vulners AI Score6.1
CVSS 37.5
CVSS 27.6
EPSS0.00297
1