CVE-2026-36721

CVSS 9.8 CRITICALEPSS 0.3%CWE-347

Vexday Risk Score

28Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 9.8EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

09 Jun 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

n/a · n/a

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References

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