Jenkins 2.587 and earlier, LTS 2.580.1 and earlier does not restrict item types in collections after deserialization, allowing attackers with access to POST config.xml API endpoints to submit crafted `config.xml` files that can lead to, e.g., stored cross-site scripting (XSS) vulnerabilities.
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Advisories
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Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Wed, 28 Oct 2026 19:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Unrestricted Deserialization of config.xml Enables Stored XSS via POST API | |
| First Time appeared |
Jenkins
Jenkins jenkins Jenkins Project Jenkins Project jenkins |
|
| Weaknesses | CWE-502 CWE-79 |
|
| Vendors & Products |
Jenkins
Jenkins jenkins Jenkins Project Jenkins Project jenkins |
Wed, 28 Oct 2026 17:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Jenkins 2.587 and earlier, LTS 2.580.1 and earlier does not restrict item types in collections after deserialization, allowing attackers with access to POST config.xml API endpoints to submit crafted `config.xml` files that can lead to, e.g., stored cross-site scripting (XSS) vulnerabilities. | |
| References |
|
Projects
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Status: PUBLISHED
Assigner: jenkins
Published:
Updated: 2026-10-28T16:48:29.684Z
Reserved: 2026-10-27T13:10:56.913Z
Link: CVE-2026-117613
No data.
Status : Received
Published: 2026-10-28T17:18:20.640
Modified: 2026-10-28T17:18:20.640
Link: CVE-2026-117613
No data.
OpenCVE Enrichment
Updated: 2026-10-28T19:00:23Z