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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation poc

Automatable yes

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
n/a n/a affected
Version Status Constraints
n/a affected —

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Project Subscriptions

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Advisories

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Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://secreu.notion.site/CVE-2026-36829-3652c0ab461580e19704e87b18865714 cve-icon cve-icon cve-icon
https://www.panabit.com/ cve-icon cve-icon
History

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

Projects

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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: 2026-05-19T18:16:21.613

Link: CVE-2026-36829

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-19T17:30:10Z

Weaknesses