CVE-2026-36829

State: Published
Severity: 9.8 Critical
Published: May 19, 2026
Updated: May 19, 2026
Reserved: Apr 6, 2026

Description

An authentication bypass vulnerability exists in the embedded HTTP server of Panabit PAP-XM320 up to and including v7.7. The server validates session cookies using a filesystem existence check based on a user-controlled cookie value without proper sanitization, allowing directory traversal and bypass of authentication.

Scores

CVSS	Score	Vector	Source
3.1	9.8 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CWE-287 Improper Authentication

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://www.panabit.com/
https://secreu.notion.site/CVE-2026-36829-3652c0ab461580e19704e87b18865714

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