CVE-2026-117623: Jenkins
Affects JenkinsSource CVE Database V5
Not known to be exploited.
Data as of 28 Oct 2026, 17:22 UTC
Rated Medium by Threat Radar's AI analysis · CVSS not yet scored by NVD
Exploitation evidence
Disclosed: evidence found.
CVE published 28 Oct 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Jenkins ProjectJenkins | Affected– | Fixed in– |
Description
A stored cross-site scripting (XSS) vulnerability exists in Jenkins versions 2.587 and earlier, including LTS 2.580.1 and earlier. The flaw arises because text shown in the tooltips of breadcrumb bar overflow menu entries is not properly escaped. Attackers with Overall/Read permission can exploit this vulnerability.