How severe is CVE-2025-64145?

CVE-2025-64145 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2025-64145 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-64145?

CVE-2025-64145 affects Jenkins Byteguard Build Actions. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-64145?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-64145 have an EU (EUVD) identifier?

Yes. CVE-2025-64145 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-36653.

When was CVE-2025-64145 published?

CVE-2025-64145 was published on 2025-10-29 and last updated on 2026-06-17.

CVE-2025-64145

CVE-2025-64145 is a medium-severity vulnerability in Jenkins Byteguard Build Actions with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-311.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (5th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-36653
Weakness: CWE-311
Affected product: Jenkins Byteguard Build Actions
Published: 2025-10-29
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2025-64145?: 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.
How severe is CVE-2025-64145?: CVE-2025-64145 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2025-64145 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-64145?: CVE-2025-64145 affects Jenkins Byteguard Build Actions. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-64145?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-64145 have an EU (EUVD) identifier?: Yes. CVE-2025-64145 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-36653.
When was CVE-2025-64145 published?: CVE-2025-64145 was published on 2025-10-29 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jenkins:byteguard_build_actions:1.0:*:*:*:*:jenkins:*:*

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