Stored XSS vulnerability in Jenkins Matrix Authorization Strategy Plugin
Matrix Authorization Strategy Plugin 2.6.1 and earlier does not escape user names shown in the permission table. This results in a stored cross-site scripting (XSS) vulnerability. When using project-based matrix authorization, this vulnerability can be exploited by a user with Job/Configure or Agent/Configure permission, otherwise by users with Overall/Administer permission.
Matrix Authorization Strategy Plugin 2.6.2 escapes user names in the permission table.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | org.jenkins-ci.plugins:matrix-auth | < 2.6.2 | 2.6.2 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2020-2226
- https://github.com/jenkinsci/matrix-auth-plugin/commit/e263a2feb47594787952a7e0bd1550e849c58b07
- https://github.com/jenkinsci/matrix-auth-plugin
- https://jenkins.io/security/advisory/2020-07-15/#SECURITY-1909
- http://www.openwall.com/lists/oss-security/2020/07/15/5
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H- Weakness (CWE)
CWE-79- Platform
- Java / Kotlin (Maven)
- Package
org.jenkins-ci.plugins:matrix-auth- Disclosed
- 24.05.2022
- Updated
- 11.10.2026 11:21
Sources and licenses
OSV / GitHub Advisory Database - GHSA-vr6v-wjfw-rxcr - CC BY 4.0
Vulnerability history: org.jenkins-ci.plugins:matrix-auth
All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 3
- First → latest
- 05.2022 04.2026
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- High 1
- Medium 2
Disclosures per year
- 2022: 2
- 2023: 0
- 2024: 0
- 2025: 0
- 2026: 1
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Stored XSS vulnerability in Jenkins Matrix Authorization Strategy Plugin this entry
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