CVE-2026-57286 Jenkins Git Parameter Plugin has a missing permission check that allows listing SCM branch and tag names
Attackers with Item/Read permission can access SCM repository metadata like branch and tag names due to missing permission checks.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-57286?
CVE-2026-57286 is a medium-severity missing authorization vulnerability in Jenkins Git Parameter Plugin, published on 24 Jun 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A missing permission check in Jenkins Git Parameter Plugin 462.vdcf3df2ed2ca_ and earlier allows attackers with Item/Read permission to obtain information about the SCM repository used by a job, such as branch names, tag names, and revision metadata.
Weakness: CWE-862
Which versions are affected by CVE-2026-57286?
2 open source packages ship an affected version, including org.jenkins-ci.tools:git-parameter. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.jenkins-ci.tools:git-parameter Maven | All versions | 462.463 |
org.jenkins-ci.tools:git-parameter Maven | All versions | 462.463 |
Products include Jenkins Git Parameter.
How do I fix CVE-2026-57286?
Upgrade org.jenkins-ci.tools:git-parameter to 462.463 or later.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-57286 being exploited?
There is no known exploitation of CVE-2026-57286 in the wild and no public exploit code.
Other vulnerabilities in Jenkins Git Parameter Plugin
- CVE-2025-53652 Jenkins Git Parameter Plugin vulnerable to code injection due to inexhaustive parameter check
- CVE-2022-29040 Stored XSS vulnerability in Jenkins Git Parameter Plugin
- CVE-2020-2238 Stored XSS vulnerability in Jenkins Git Parameter Plugin
- CVE-2020-2112 Jenkins Git Parameter Plugin vulnerable to Stored cross-site scripting (XSS)
- CVE-2020-2113 Jenkins Git Parameter Plugin vulnerable to stored cross-site scripting (XSS)
Sources
Also known as GHSA-hwvp-7xqv-8jx3.