Jenkins SAML Plugin does not implement a replay cache

HIGH 7.5CVE-2025-64131 · GHSA-j7r7-7qmf-xq87 · Published 29/10/2025 · updated 08/10/2026

In short

CVE-2025-64131 is a HIGH (CVSS 7.5) vulnerability affecting org.jenkins-ci.plugins:saml, saml (jenkins).
Chance of exploitation in the next 30 days (EPSS): 0.47%, higher than 40.6% of all vulnerabilities.
Fix: update to 4.583.585.v22ccc1139f55 or later.

Package	Affected versions	Patched versions
org.jenkins-ci.plugins:saml Maven	`< 4.583.585.v22ccc1139f55`	`4.583.585.v22ccc1139f55`
saml jenkins	`< 4.583.585.v22ccc1139f55`	`4.583.585.v22ccc1139f55`

Description

Jenkins SAML Plugin 4.583.vc68232f7018a_ and earlier does not implement a replay cache.

This allows 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.

SAML Plugin 4.583.585.v22ccc1139f55 implements a replay cache that rejects replayed requests.

NVD 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.

References

nvd.nist.gov/vuln/detail/CVE-2025-64131 · ADVISORY
jenkinsci/saml-plugin commit 6170b10 · WEB
jenkinsci/saml-plugin · PACKAGE
jenkins.io/security/advisory/2025-10-29 · WEB
openwall.com/lists/oss-security/2025/10/29/2 · WEB

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Package

Affected versions

Patched versions

org.jenkins-ci.plugins:saml

Maven

< 4.583.585.v22ccc1139f55

4.583.585.v22ccc1139f55

saml

jenkins

< 4.583.585.v22ccc1139f55

4.583.585.v22ccc1139f55

Description

Jenkins SAML Plugin 4.583.vc68232f7018a_ and earlier does not implement a replay cache.

This allows 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.

SAML Plugin 4.583.585.v22ccc1139f55 implements a replay cache that rejects replayed requests.

NVD description

More vulnerabilities in org.jenkins-ci.plugins:saml

See all →