CVE-2026-15612

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CVSS 3.1

9.1 critical

EPSS

<1%p8

Published

Jul 23, 2026 (Jul 23, 2026)

Modified

Jul 27, 2026

Description

Logto bypasses OIDC nonce validation when the nonce claim is absent from the id_token, enabling replay of authentication tokens and weakening session-binding.

Weakness: CWE-345
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (0.2%)

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