VULNERABILITY INTELLIGENCE
CVE-2026-36721
CVSS score9.8 CRITICAL
EPSS probability0.27%
CISA KEVNot currently listed
Published2026-06-09
Last modified2026-07-23
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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 classification
- CWE-347: Improper Verification of Cryptographic Signature