Paper/Archive/CVE-2026-36727

CVE-2026-36727

mitre — An insecure authentication vulnerability in the /api/social-sign-in endpoint of bookcars v8.3 allows attackers to bypass authentication v…

EPSS 0.4%public exploit CVSS 9.1

critical.is priorityof 100

CVSS 9.1 (ADP)9.1 / 10 × 3027.3 Not in CISA KEV+300.0 EPSS percentile 30.3.303 × 206.1 Exploit: SSVC poc+1010.0 SSVC exploitation: poc+100.0

Description · from the CVE record

An insecure authentication vulnerability in the /api/social-sign-in endpoint of bookcars v8.3 allows attackers to bypass authentication via a forged JWT token.

Affected

ProductAffectedFixed inSource

n/an/a–CNA

Scores by source

CISA ADP9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

CISA ADPSSVCExploitation: poc · Automatable: yes · Technical impact: partial

References

exploitgithub.com/CC-T-454455/Vulnerabilities/tree/master/bookcars/vulnerability-1