CVE-2026-36721

CRITICAL EPSS 18.4%
Published Jun 9, 20263w ago · Modified Jun 17, 20262w ago
9.8 CVSS 3.1
Critical
Find Similar
Published Jun 9, 2026 3w ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
18.4% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-347

References 1

  • github.com https://github.com/CC-T-454455/Vulnerabilities/tree/master/bookcars/vulnerability-2

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.