CVE-2026-36721

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CVSS 3.1

9.8 critical

EPSS

<1%p19

Published

Jun 9, 2026 (Jun 9, 2026)

Modified

Jul 23, 2026

Description

A lack of cryptographic signature verification in the validateAccessToken function of bookcars v8.3 allows attackers to bypass authentication via a forged JWT token.

Weakness: CWE-347
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.3%)

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