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.
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-64131.json"
"2026-04-12T18:47:06Z"
[
{
"signature_version": "v1",
"deprecated": false,
"digest": {
"threshold": 0.9,
"line_hashes": [
"42755064531118465426564400892256902492",
"293911180055994235000438795423555003819",
"290199120084696097362071104175020502145",
"158641622454782274848612402179282387666"
]
},
"source": "https://github.com/jenkinsci/saml-plugin/commit/22ccc1139f558654ec39648feadaf03673bfc884",
"id": "CVE-2025-64131-bc2c394e",
"signature_type": "Line",
"target": {
"file": "src/main/java/org/jenkinsci/plugins/saml/OpenSAMLWrapper.java"
}
},
{
"signature_version": "v1",
"deprecated": false,
"digest": {
"length": 2244.0,
"function_hash": "224149829167823732056140822233698689538"
},
"source": "https://github.com/jenkinsci/saml-plugin/commit/22ccc1139f558654ec39648feadaf03673bfc884",
"id": "CVE-2025-64131-fd6e3db5",
"signature_type": "Function",
"target": {
"function": "createSAML2Client",
"file": "src/main/java/org/jenkinsci/plugins/saml/OpenSAMLWrapper.java"
}
}
]