CVE-2026-36721

EUVD-2026-35923
A lack of cryptographic signature verification in the validateAccessToken function of bookcars v8.3 allows attackers to bypass authentication via a forged JWT token.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 18%
Common Weakness Enumeration
References
https://github.com/CC-T-454455/Vulnerabilities/tree/master/bookcars/vulnerability-2
https://github.com/CC-T-454455/Vulnerabilities/tree/master/bookcars/vulnerability-2