Description
A flaw was found in Keycloak. This issue may allow an attacker to steal authorization codes or tokens from clients using a wildcard in the JARM response mode "form_post.jwt" which could be used to bypass the security patch implemented to address CVE-2023-6134.
Remediation
References
https://access.redhat.com/errata/RHSA-2024:0094
https://access.redhat.com/errata/RHSA-2024:0095
https://access.redhat.com/errata/RHSA-2024:0096
https://access.redhat.com/errata/RHSA-2024:0097
https://access.redhat.com/errata/RHSA-2024:0098
https://access.redhat.com/errata/RHSA-2024:0100
https://access.redhat.com/errata/RHSA-2024:0101
https://access.redhat.com/errata/RHSA-2024:0798
https://access.redhat.com/errata/RHSA-2024:0799
https://access.redhat.com/errata/RHSA-2024:0800
https://access.redhat.com/errata/RHSA-2024:0801
https://access.redhat.com/errata/RHSA-2024:0804
https://access.redhat.com/security/cve/CVE-2023-6927
https://bugzilla.redhat.com/show_bug.cgi?id=2255027
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