Keycloak has Incorrect Behavior Order: Authorization Before Parsing and Canonicalization

Description

References

• nvd.nist.gov/vuln/detail/CVE-2026-0707 · ADVISORY
• keycloak/keycloak · WEB
• access.redhat.com/errata/RHSA-2026:3947 · WEB
• access.redhat.com/errata/RHSA-2026:3948 · WEB
• access.redhat.com/security/cve/CVE-2026-0707 · WEB
• bugzilla.redhat.com/show_bug.cgi · WEB
• keycloak/keycloak · PACKAGE

Weitere Schwachstellen in org.keycloak:keycloak-parent

• CVE-2022-4137MITTEL 6.1A reflected cross-site scripting (XSS) vulnerability was found in the 'oob' OAuth endpoint due to incorrect null-byte handling. This issue a…
• CVE-2022-3916MITTEL 6.8A flaw was found in the offline_access scope in Keycloak. This issue would affect users of shared computers more (especially if cookies are …
• CVE-2022-3782KRITISCH 9.1keycloak: path traversal via double URL encoding. A flaw was found in Keycloak, where it does not properly validate URLs included in a redir…
• CVE-2022-2256NIEDRIG 3.8A Stored Cross-site scripting (XSS) vulnerability was found in keycloak as shipped in Red Hat Single Sign-On 7. This flaw allows a privilege…
• CVE-2021-3513HOCH 7.5A flaw was found in keycloak where a brute force attack is possible even when the permanent lockout feature is enabled. This is due to a wro…