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.
Published: 2026-05-19
Score: 9.8 Critical
EPSS: 1.3% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Wed, 20 May 2026 11:45:00 +0000

Type Values Removed Values Added
First Time appeared Panabit
Panabit pap-xm320
Vendors & Products Panabit
Panabit pap-xm320

Tue, 19 May 2026 23:15:00 +0000

Type Values Removed Values Added
Title Authentication Bypass via Unsanitized Cookie Path in Panabit PAP‑XM320

Tue, 19 May 2026 21:15:00 +0000

Type Values Removed Values Added
Title Authentication Bypass via Directory Traversal in Panabit PAP‑XM320 Embedded HTTP Server
Weaknesses CWE-285

Tue, 19 May 2026 18:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-287
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 19 May 2026 17:45:00 +0000

Type Values Removed Values Added
Title Authentication Bypass via Directory Traversal in Panabit PAP‑XM320 Embedded HTTP Server
Weaknesses CWE-22
CWE-285

Tue, 19 May 2026 16:45:00 +0000

Type Values Removed Values Added
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.
References

Subscriptions

Panabit Pap-xm320
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-05-19T17:37:49.059Z

Reserved: 2026-04-06T00:00:00.000Z

Link: CVE-2026-36829

cve-icon Vulnrichment

Updated: 2026-05-19T17:36:04.502Z

cve-icon NVD

Status : Deferred

Published: 2026-05-19T17:16:22.210

Modified: 2026-06-17T10:41:21.840

Link: CVE-2026-36829

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-20T10:40:14Z

Weaknesses