A vulnerability was found in WAVLINK WN536AX6-A V260507. This affects the function strcpy of the file /protocol.csp of the component OpenVPN Handler. The manipulation of the argument openvpn_ip results in stack-based buffer overflow. The attack may be launched remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact High

Subsequent System Integrity Impact High

Subsequent System Availability Impact High

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

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

Vendor Product Default status Versions
WAVLINK WN536AX6-A affected
Version Status Constraints
V260507 affected —

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Project Subscriptions

Vendors Products
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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/F-yyjy/cve/blob/main/WN536AX6-A_openvpn_ip.md cve-icon cve-icon
https://vuldb.com/cve/CVE-2026-120281 cve-icon cve-icon
https://vuldb.com/submit/919790 cve-icon cve-icon
https://vuldb.com/vuln/429625 cve-icon cve-icon
https://vuldb.com/vuln/429625/cti cve-icon cve-icon
History

Mon, 02 Nov 2026 01:00:00 +0000

Type Values Removed Values Added
Description A vulnerability was found in WAVLINK WN536AX6-A V260507. This affects the function strcpy of the file /protocol.csp of the component OpenVPN Handler. The manipulation of the argument openvpn_ip results in stack-based buffer overflow. The attack may be launched remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure.
Title WAVLINK WN536AX6-A OpenVPN protocol.csp strcpy stack-based overflow
First Time appeared Wavlink
Wavlink wn536ax6-a
Weaknesses CWE-119
CWE-121
CPEs cpe:2.3:a:wavlink:wn536ax6-a:*:*:*:*:*:*:*:*
Vendors & Products Wavlink
Wavlink wn536ax6-a
References
Metrics cvssV2_0

{'score': 10, 'vector': 'AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 10, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 10, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 10, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-11-02T00:30:18.106Z

Reserved: 2026-11-01T07:44:16.932Z

Link: CVE-2026-120281

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-11-02T01:17:27.070

Modified: 2026-11-02T01:17:27.070

Link: CVE-2026-120281

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-02T02:30:06Z

Weaknesses