CVE-2026-109107
Wavlink WL-WN592AX6 upload.cgi main null pointer dereference
- State
- Published
- Severity
- 6.9 Medium
- Published
- Oct 13, 2026
- Updated
- Oct 13, 2026
- Reserved
- Oct 12, 2026
Description
A weakness has been identified in Wavlink WL-WN592AX6 250422. Affected by this issue is the function main of the file /cgi-bin/upload.cgi. This manipulation of the argument Cookie causes null pointer dereference. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 6.5 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:C | VulDB |
| 3.0 | 6.5 Medium | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:C | VulDB |
| 2.0 | 6.4 Medium | AV:N/AC:L/Au:N/C:N/I:P/A:P/E:POC/RL:ND/RC:C | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
WL-WN592AX6Wavlink |
|
References
- VDB-416858 | Wavlink WL-WN592AX6 upload.cgi main null pointer dereferencevdb-entrytechnical-description
- VDB-416858 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-109107 | CVE Analysis and Reportthird-party-advisory
- Submit #907371 | Wavlink WL-WN592AX6 M92AX6AI_V250422 Denial of Servicethird-party-advisory
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