CVE-2025-67637 Jenkins's build authorization token is stored and displayed in plain text
Attackers with extended read permissions or file system access can view unencrypted build authorization tokens in Jenkins configuration files.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2025-67637?
CVE-2025-67637 is a medium-severity vulnerability in Jenkins Jenkins, published on 10 Dec 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Jenkins 2.540 and earlier, LTS 2.528.2 and earlier stores build authorization tokens unencrypted in job config.xml files on the Jenkins controller where they can be viewed by users with Item/Extended Read permission or access to the Jenkins controller file system.
Weakness: CWE-312
Which versions are affected by CVE-2025-67637?
5 open source packages ship an affected version, including org.jenkins-ci.main:jenkins-core and jenkins. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.jenkins-ci.main:jenkins-core Maven | All versions | 2.528.3 |
org.jenkins-ci.main:jenkins-core Maven | All versions | 2.528.3 |
org.jenkins-ci.main:jenkins-core Maven | From 2.529 | 2.541 |
org.jenkins-ci.main:jenkins-core Maven | From 2.529 | 2.541 |
jenkins Bitnami | All versions | 2.528.3, 2.541.0 |
Products include Jenkins Jenkins.
How do I fix CVE-2025-67637?
Upgrade org.jenkins-ci.main:jenkins-core to a fixed version for your release line: 2.528.3 or 2.541.
Is CVE-2025-67637 being exploited?
There is no known exploitation of CVE-2025-67637 in the wild and no public exploit code.
Other vulnerabilities in Jenkins Jenkins
- CVE-2024-23897 Jenkins Command Line Interface (CLI) Path Traversal
- CVE-2018-1000861 Jenkins Stapler Web Framework Deserialization of Untrusted Data
- CVE-2017-1000353 Jenkins Remote Code Execution
- CVE-2015-5317 Jenkins User Interface (UI) Information Disclosure
- CVE-2021-21690 Multiple vulnerabilities allow bypassing path filtering of agent-to-controller access control in Jenkins
Sources
Also known as BIT-jenkins-2025-67637, GHSA-fxj7-6v9w-xc76, MINI-52hh-jpxv-w35c, MINI-gp9q-cwqf-p47j, MINI-h858-qhxf-8c3f, MINI-pm54-9gxr-8vmw and 1 more.