CVE-2026-70443: Jenkins Horreum Plugin · Improper Privilege Management
Affects Jenkins Horreum PluginSource CVE Database V5
Not known to be exploited · CVSS 4.3 Medium.
Data as of 3 Nov 2026, 22:58 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 19% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 5 Aug 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: 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 3 Nov 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Jenkins ProjectJenkins Horreum Plugin | Affected
| Fixed in– |
AI-suggested
Until a fix is available, restrict Item/Configure permissions to trusted users only and monitor for unusual credential usage related to the Horreum Plugin.
Description
Jenkins Horreum Plugin 0.16.162.v33b_4a_a_b_5f828 and earlier does not set the appropriate context for credentials lookup, allowing attackers with Item/Configure permission to have Jenkins send credentials they are not entitled to use to the administrator-configured Horreum URL.