Medium severity · published Sep 2, 2026
CVE-2026-84663
A cross-site request forgery (CSRF) vulnerability in Jenkins Pipeline: Groovy Libraries Plugin 798.v5cc688825312 and earlier allows attackers to delete shared library caches
5.4
CVSS
0.1%
EPSS
No
On KEV
Description
A cross-site request forgery (CSRF) vulnerability in Jenkins Pipeline: Groovy Libraries Plugin 798.v5cc688825312 and earlier allows attackers to delete shared library caches.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 3% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
JP
Jenkins Pipeline: Groovy Libraries Plugin · Jenkins Project
through 798.v5cc688825312 · source: vendor
Affected product
JP
Jenkins Pipeline: Groovy Libraries Plugin
Jenkins Project
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-84663
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-84663
www.jenkins.io
https://www.jenkins.io/security/advisory/2026-09-02/#SECURITY-3815
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