CVE-2026-36723 — HIGH (8.8)

Vulnerability Description

An unrestricted file rename vulnerability in the /api/create-user component of bookcars v8.3 allows authenticated attackers to leverage directory traversal sequences to move arbitrary files from temporary storage to arbitrary locations on the server filesystem. This enables unauthorized access to sensitive files, the overwriting of critical application files, and remote code execution (RCE).

CVSS Score

8.8

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-22

References

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

FAQ

What is CVE-2026-36723?

CVE-2026-36723 is a vulnerability with a CVSS score of 8.8 (HIGH). An unrestricted file rename vulnerability in the /api/create-user component of bookcars v8.3 allows authenticated attackers to leverage directory traversal sequences to move arbitrary files from tempo...

How severe is CVE-2026-36723?

CVE-2026-36723 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-36723?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.