CVE-2026-48927 Jenkins buildgraph-view Plugin does not escape the build URL
Stored XSS in Jenkins buildgraph-view Plugin allows attackers with job configuration rights to execute scripts in victim browsers.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-48927?
CVE-2026-48927 is a medium-severity cross-site scripting vulnerability in Jenkins buildgraph-view Plugin, published on 27 May 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
Jenkins buildgraph-view Plugin 1.8 and earlier does not escape the build URL, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to configure jobs or views.
Weakness: CWE-79
Which versions are affected by CVE-2026-48927?
2 open source packages ship an affected version, including org.jenkins-ci.plugins:buildgraph-view. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.jenkins-ci.plugins:buildgraph-view Maven | All versions to 1.8 | None |
org.jenkins-ci.plugins:buildgraph-view Maven | All versions to 1.8 | None |
Products include Jenkins Buildgraph-View.
How do I fix CVE-2026-48927?
No fix has been published for CVE-2026-48927 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-48927 being exploited?
There is no known exploitation of CVE-2026-48927 in the wild and no public exploit code.
Other vulnerabilities in Jenkins buildgraph-view Plugin
Sources
Also known as GHSA-43ph-42gv-7965.