High (8.0) in jenkins jenkins. EPSS 0.9% chance of exploitation in the next 30 days. Fixed in org.jenkins-ci.main:jenkins-core 2.400.
In Jenkins 2.399 and earlier, LTS 2.387.3 and earlier, POST requests are sent in order to load the list of context actions. If part of the URL includes insufficiently escaped user-provided values, a victim may be tricked into sending a POST request to an unexpected endpoint by opening a context menu.
Severity
CVSS 3.1
8.0 high
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
EPSS
0.9% chance of exploitation in the next 30 days; higher than 58% of CVEs (scores of 2026-10-31)