CVE Watchtower ← Back to CVE ListCVE-2026-15612NVDVulnerability SummaryLogto bypasses OIDC nonce validation when the nonce claim is absent from the id_token, enabling replay of authentication tokens and weakening session-binding.Severity LevelUNKNOWNPublished DateJul 23, 2026Last ModifiedJul 23, 2026Exploitation StatusNo confirmed exploitation yetEPSS Score (30-Day)Data PendingRoot Weakness (CWE)N/AExternal Referenceshttps://github.com/logto-io/logto/blob/ea3ede35028dfd0bbb6d7b239623ce0e7f6cdff8/packages/core/src/sso/OidcConnector/utils.ts#L175-L182