
CVE-2026-15612 Logto bypasses OIDC nonce validation when the nonce claim is absent from the id_token, enabling replay of authentication tokens and weakening session-binding. https://www.cve.org/CVERecord?id=CVE-2026-15612
Post summary
The post announces that Logto software allows OIDC nonce validation to be bypassed when the nonce claim is missing from the id_token, which enables replay attacks and weakens session security.
