pac4j-oidc before 6.5.6 Privilege Escalation via Unverified Keycloak Access Token
21Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 8.6epss 0.2%
probabilidad de explotación
0.2%top 92% de las CVE
explotación observada
noninguna fuente lo reporta
pac4j-oidc before 6.5.6 fails to verify access token signatures, issuers, audiences, or expiry when extracting Keycloak realm and client roles. Attackers can forge access tokens with administrative roles paired with valid ID tokens to bypass authorization checks in applications relying on pac4j role validation.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
Productos afectados
pac4j · pac4jReferencias
https://github.com/pac4j/pac4jhttps://github.com/pac4j/pac4j/blob/pac4j-parent-6.5.5/pac4j-oidc/src/main/java/org/pac4j/oidc/authorization/generator/KeycloakRolesAuthorizationGenerator.javahttps://github.com/pac4j/pac4j/commit/2270c3ff70e93cc43831e75702acd5135531237ehttps://www.pac4j.org/blog/security-advisory-pac4j-core-oidc-saml.htmlhttps://www.vulncheck.com/advisories/pac4j-oidc-before-6.5.6-privilege-escalation-via-unverified-keycloak-access-token