Jenkins buildgraph-view Plugin does not escape the build URL

published 2026-05-27 5 mo ago modified 2026-10-14 25 d ago also GHSA-43ph-42gv-7965 , EUVD-2026-32518

cvss: 5.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 6%
public exploits: 0; none known

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.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 5 mo ago (2026-05-27)

Exploit prediction

0.17% chance of exploitation in the next 30 days, higher than 6% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	5.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
CNA	3.1	5.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
GitHub	3.1	5.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L

Affected packages

ecosystem	package	affected	fixed in
maven	org.jenkins-ci.plugins:buildgraph-view	<=1.8	no fix listed

Affected products

Jenkins Project Jenkins buildgraph-view Plugin

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

jenkins.io /security/advisory/2026-05-27/#SECURITY-3486
vendor-advisory, web
nvd.nist.gov /vuln/detail/CVE-2026-48927
advisory
github.com /jenkinsci/buildgraph-view-plugin
package

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary