CVE-2025-64145
Jenkins ByteGuard Build Actions Plugin does not mask API tokens displayed on the job configuration form
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
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.
- Record
CVE-2025-64145- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-311
- Updated
- 2026-11-02
EUVDEUVD-2025-36653
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.
- Record
EUVD-2025-36653- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-vmm2-53rc-43v3
Jenkins ByteGuard Build Actions Plugin does not mask API tokens displayed on the job configuration form
Jenkins ByteGuard Build Actions Plugin 1.0 and earlier stores API tokens unencrypted in job config.xml files on the Jenkins controller as part of its configuration.
These tokens can be viewed by users with Item/Extended Read permission or access to the Jenkins controller file system.
Additionally, the job configuration form does not mask these credentials, increasing the potential for attackers to observe and capture them.
As of publication of this advisory, there is no fix.
- Record
GHSA-vmm2-53rc-43v3- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-311
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2025-64145- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-311
- Updated
- 2026-11-02
OSVGHSA-vmm2-53rc-43v3
Jenkins ByteGuard Build Actions Plugin does not mask API tokens displayed on the job configuration form
Jenkins ByteGuard Build Actions Plugin 1.0 and earlier stores API tokens unencrypted in job config.xml files on the Jenkins controller as part of its configuration.
These tokens can be viewed by users with Item/Extended Read permission or access to the Jenkins controller file system.
Additionally, the job configuration form does not mask these credentials, increasing the potential for attackers to observe and capture them.
As of publication of this advisory, there is no fix.
- Record
GHSA-vmm2-53rc-43v3- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-311
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
io.jenkins.plugins:byteguard-build-actionsMaven |
through 1.0 | None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-64145 is a medium vulnerability (CVSS 4.3) in Jenkins Byteguard Build Actions, published October 29, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.17%, the 6th percentile. No source names a fixed version.