CVE-2025-3910 (GCVE-0-2025-3910)
Vulnerability from cvelistv5 – Published: 2025-04-29 20:46 – Updated: 2026-09-21 05:47
VLAI
EPSS
VEX
Title
Org.keycloak.authentication: two factor authentication bypass
Summary
A flaw was found in Keycloak. The org.keycloak.authorization package may be vulnerable to circumventing required actions, allowing users to circumvent requirements such as setting up two-factor authentication.
Severity
5.4 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-04-30 15:52 UTC
CWE
- CWE-287 - Improper Authentication
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://access.redhat.com/errata/RHSA-2025:4335 | vendor-advisoryx_refsource_REDHAT |
| https://access.redhat.com/errata/RHSA-2025:4336 | vendor-advisoryx_refsource_REDHAT |
| https://access.redhat.com/security/cve/CVE-2025-3910 | vdb-entryx_refsource_REDHAT |
| https://bugzilla.redhat.com/show_bug.cgi?id=2361923 | issue-trackingx_refsource_REDHAT |
| https://github.com/keycloak/keycloak/issues/39349 |
Impacted products
5 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
|
Affected:
25.0.0 , < 25.*
(semver)
Affected: 26.0.0 , < 26.0.11 (semver) Unknown: 26.1.0 , < 26.1.* (semver) Affected: 26.2.0 , < 26.2.2 (semver) |
||||
| Red Hat | Red Hat Build of Keycloak |
cpe:/a:redhat:build_keycloak:26.0
|
||
| Red Hat | Red Hat build of Keycloak 26.0 |
Unaffected:
26.0.11-2 , < *
(rpm)
cpe:/a:redhat:build_keycloak:26.0::el9 |
||
| Red Hat | Red Hat build of Keycloak 26.0 |
Unaffected:
26.0-12 , < *
(rpm)
cpe:/a:redhat:build_keycloak:26.0::el9 |
||
| Red Hat | Red Hat build of Keycloak 26.0 |
Unaffected:
26.0-13 , < *
(rpm)
cpe:/a:redhat:build_keycloak:26.0::el9 |
Date Public
2025-04-29 00:00
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}
],
"x_generator": {
"engine": "cvelib 1.8.0"
},
"x_redhatCweChain": "CWE-287: Improper Authentication"
}
},
"cveMetadata": {
"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
"assignerShortName": "redhat",
"cveId": "CVE-2025-3910",
"datePublished": "2025-04-29T20:46:39.828Z",
"dateReserved": "2025-04-23T19:29:10.054Z",
"dateUpdated": "2026-09-21T05:47:04.267Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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