HIGHVulnerability
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NVD HIGH: CVE-2025-71400 — better-auth passkey versions before 1.4.0 contain an insecure direct object refe...

·Source: NIST NVD

Updated:

Executive Summary

better-auth passkey versions before 1.4.0 contain an insecure direct object reference vulnerability in the passkey deletion endpoint that allows authenticated users to delete arbitrary passkeys by ID. Attackers with valid sessions can submit crafted requests to the delete-passkey endpoint with enumerated passkey IDs to remove other users' passkeys.

Analysis

better-auth passkey versions before 1.4.0 contain an insecure direct object reference vulnerability in the passkey deletion endpoint that allows authenticated users to delete arbitrary passkeys by ID. Attackers with valid sessions can submit crafted requests to the delete-passkey endpoint with enumerated passkey IDs to remove other users' passkeys. CVSS Score: 7.1. Published: 2026-08-02T13:16:52.387.

Indicators of Compromise (1)

CVE (1)
CVE-2025-71400
Source Attribution

Originally published by NIST NVD on Aug 2, 2026. Verified by: NIST.

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