High (8.8) in jenkins file parameters. EPSS 61% chance of exploitation in the next 30 days. Fixed in io.jenkins.plugins:file-parameters 285.287.v4b.
Jenkins File Parameter Plugin 285.v757c5b_67a_c25 and earlier does not restrict the name (and resulting uploaded file name) of Stashed File Parameters, allowing attackers with Item/Configure permission to create or replace arbitrary files on the Jenkins controller file system with attacker-specified content.
Severity
CVSS 3.1
8.8 high
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
61% chance of exploitation in the next 30 days; higher than 99% of CVEs (scores of 2026-10-31)