Machine-written summary
Summary written by Claude Haiku from the source advisory. Not reviewed by a person.
Jenkins core (org.jenkins-ci.main:jenkins-core) versions below 2.462.3, and versions from 2.466 up to but not including 2.479, are affected. An attacker with Item/Create permission can bypass item creation restrictions through the CLI or REST API and create a temporary item; with Item/Configure permission they can also save it persistently. Upgrade to 2.462.3 or 2.479.
Not analysed yet
We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.
Severity and exploitation
| Score | Rating | CVSS | Vector | Source |
|---|---|---|---|---|
| 4.3 | Medium | 3.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N | GitHub Advisory Database |
- CISA KEV Not listed.
- EPSS 0.0067, the 52nd percentile, on 14 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
- 31 Oct 2026, 14:19 UTC First seen by agentprime
- 31 Oct 2026, 14:19 UTC Confirmed by OSV