> CVE-2026-23552

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PUBLISHED
2026-02-23 09:17
MODIFIED
2026-02-23 09:17
EPSS (Prob. Exploit)
0.61%
Top 51.6%
DATA SOURCES:
NVD 🔗 2026-02-23 CWE MITRE 🔗 2026-11-01 FIRST EPSS 🔗 2026-10-25 GITHUB 🔗 2026-11-04 OSV 🔗 2026-03-02

> DESCRIPTION

Cross-Realm Token Acceptance Bypass in KeycloakSecurityPolicy Apache Camel Keycloak component.  The Camel-Keycloak KeycloakSecurityPolicy does not validate the iss (issuer) claim of JWT tokens against the configured realm. A token issued by one Keycloak realm is silently accepted by a policy configured for a completely different realm, breaking tenant isolation. This issue affects Apache Camel: from 4.15.0 before 4.18.0. Users are recommended to upgrade to version 4.18.0, which fixes the issue.

> AFFECTED_PRODUCTS

ℹ️ Aucun produit affecté n'a encore été publié par NVD pour cette CVE.

> WEAKNESSES

CWE-346

> CWE DETAILED DESCRIPTIONS

CWE-346: Origin Validation Error - The product does not properly verify that the source of data or communication is valid.

> GITHUB SECURITY ADVISORY

GHSA-c3f3-cc42-xr9v CRITICAL

Apache Camel: KeycloakSecurityPolicy does not validate issuer of JWT tokens against configured realm

AFFECTED PACKAGES:
MAVEN / org.apache.camel:camel-keycloak
>= 4.15.0, < 4.18.0
Fixed in: 4.18.0

> OSV (GOOGLE OPEN SOURCE VULNERABILITIES)

AFFECTED PACKAGES:
Unknown / Unknown
ALIASES:
GHSA-c3f3-cc42-xr9v

> HISTORIQUE DES MODIFICATIONS

Première apparition
23/02/2026 09:17
Source: NVD
📊 ENRICHISSEMENT 01/03/2026 06:46
CWE
Champ modifié: Description CWE
Ancienne valeur:
N/A
Nouvelle valeur:
CWE-346: Origin Validation Error - The product does not properly verify that the source of data or communication is valid.
Total des modifications: 1 Dernière mise à jour: 8 months ago

> REFERENCES

https://camel.apache.org/security/CVE-2026-23552.html
https://github.com/oscerd/CVE-2026-23552
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