CVE-2025-64145 Jenkins ByteGuard Build Actions Plugin does not mask API tokens displayed on the job configuration form
Attackers can observe and capture unmasked API tokens displayed on the job configuration form in the Jenkins ByteGuard Build Actions Plugin.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-64145?
CVE-2025-64145 is a medium-severity vulnerability in Jenkins ByteGuard Build Actions Plugin, published on 29 Oct 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Jenkins ByteGuard Build Actions Plugin 1.0 does not mask API tokens displayed on the job configuration form, increasing the potential for attackers to observe and capture them.
Weakness: CWE-311
Which versions are affected by CVE-2025-64145?
2 open source packages ship an affected version, including io.jenkins.plugins:byteguard-build-actions. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
io.jenkins.plugins:byteguard-build-actions Maven | All versions to 1.0 | None |
io.jenkins.plugins:byteguard-build-actions Maven | All versions to 1.0 | None |
Products include Jenkins Byteguard Build Actions.
How do I fix CVE-2025-64145?
No fix has been published for CVE-2025-64145 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-64145 being exploited?
There is no known exploitation of CVE-2025-64145 in the wild and no public exploit code.
Other vulnerabilities in Jenkins ByteGuard Build Actions Plugin
Sources
Also known as GHSA-vmm2-53rc-43v3.