How severe is CVE-2025-64131?

CVE-2025-64131 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-64131 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-64131?

CVE-2025-64131 affects Jenkins Saml. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-64131?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-64131 have an EU (EUVD) identifier?

Yes. CVE-2025-64131 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-36652.

When was CVE-2025-64131 published?

CVE-2025-64131 was published on 2025-10-29 and last updated on 2026-06-17.

CVE-2025-64131

CVE-2025-64131 is a high-severity vulnerability in Jenkins Saml with a CVSS 3.x base score of 7.5. 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-294.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (31st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-36652
Weakness: CWE-294
Affected product: Jenkins Saml
Published: 2025-10-29
Last modified: 2026-06-17

Description

Jenkins SAML Plugin 4.583.vc68232f7018a_ and earlier does not implement a replay cache, allowing attackers able to obtain information about the SAML authentication flow between a user's web browser and Jenkins to replay those requests, authenticating to Jenkins as that user.

Frequently asked questions

What is CVE-2025-64131?: Jenkins SAML Plugin 4.583.vc68232f7018a_ and earlier does not implement a replay cache, allowing attackers able to obtain information about the SAML authentication flow between a user's web browser and Jenkins to replay those requests, authenticating to Jenkins as that user.
How severe is CVE-2025-64131?: CVE-2025-64131 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-64131 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-64131?: CVE-2025-64131 affects Jenkins Saml. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-64131?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-64131 have an EU (EUVD) identifier?: Yes. CVE-2025-64131 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-36652.
When was CVE-2025-64131 published?: CVE-2025-64131 was published on 2025-10-29 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jenkins:saml:*:*:*:*:*:jenkins:*:*

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