CVE-2025-54419 (GCVE-0-2025-54419)
Vulnerability from cvelistv5
Published
2025-07-28 19:47
Modified
2025-07-28 20:39
Severity ?
VLAI Severity ?
EPSS score ?
Summary
A SAML library not dependent on any frameworks that runs in Node. In version 5.0.1, Node-SAML loads the assertion from the (unsigned) original response document. This is different than the parts that are verified when checking signature. This allows an attacker to modify authentication details within a valid SAML assertion. For example, in one attack it is possible to remove any character from the SAML assertion username. To conduct the attack an attacker would need a validly signed document from the identity provider (IdP). This is fixed in version 5.1.0.
References
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{
"containers": {
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"metrics": [
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"content": {
"id": "CVE-2025-54419",
"options": [
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"Exploitation": "none"
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{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
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],
"role": "CISA Coordinator",
"timestamp": "2025-07-28T20:22:05.293397Z",
"version": "2.0.3"
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"providerMetadata": {
"dateUpdated": "2025-07-28T20:22:19.865Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
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"title": "CISA ADP Vulnrichment"
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"cna": {
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"vendor": "node-saml",
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}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 10,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N",
"version": "3.1"
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"tags": [
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"url": "https://github.com/node-saml/node-saml/security/advisories/GHSA-4mxg-3p6v-xgq3"
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{
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"source": {
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"discovery": "UNKNOWN"
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"title": "Node-SAML Contains SAML Signature Verification Vulnerability"
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"datePublished": "2025-07-28T19:47:46.584Z",
"dateReserved": "2025-07-21T23:18:10.281Z",
"dateUpdated": "2025-07-28T20:39:07.897Z",
"state": "PUBLISHED"
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"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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