Vulnerability · Published Sep 2, 2026 · Assigned by jenkins
CVE-2026-84658
Medium 4.3
In plain English
A medium-severity information exposure in Jenkins Script Security Plugin from Jenkins Project. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 24% of all known vulnerabilities).
Severity (CVSS 3.1)4.3Medium
Exploit odds (30 days)0.3%top 75.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Jenkins Script Security Plugin 1412.v7737b_3405f86 and earlier uses the `@DataBoundConstructor` annotation on a constructor that loads script approval configuration, allowing attackers able to submit certain forms to read that configuration.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Jenkins Project | Jenkins Script Security Plugin | 0 – through 1412.v7737b_3405f86 |
Weakness: CWE-200 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
References
- Jenkins Security Advisory 2026-09-02 vendor-advisory