Vulnerability details
CVE-2026-120279
Wavlink WN536AX6-A
WAVLINK WN536AX6-A openvpn_cli protocol.csp os command injection
CVSS 4.0
10.0Critical
Official description
A flaw has been found in WAVLINK WN536AX6-A V260507. The affected element is an unknown function of the file /protocol.csp of the component openvpn_cli Handler. Executing a manipulation of the argument file_id can lead to os command injection. The attack can be launched remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 10.0Critical | 4.0 | CVEProject cvelistV5 (CNA) (VulDB) | 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 |
| 10.0Critical | 3.1 | CVEProject cvelistV5 (CNA) (VulDB) | 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 |
| 10.0Critical | 3.0 | CVEProject cvelistV5 (CNA) (VulDB) | 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 |
| 10.0High | 2.0 | CVEProject cvelistV5 (CNA) (VulDB) | AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Wavlink | WN536AX6-A | V260507 | CVEProject cvelistV5 (CNA) |
References and advisories
5- https://vuldb.com/vuln/429623 vdb-entrytechnical-description
- https://vuldb.com/vuln/429623/cti signaturepermissions-required
- https://vuldb.com/cve/CVE-2026-120279 third-party-advisory
- https://vuldb.com/submit/919788 third-party-advisory
- https://github.com/pipiyyb/cve/blob/main/WAVLINK%20WN536AX6-A/WN536AX6-A_file_id.md exploit
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Details
- Published
- 2026-11-02
- Last updated
- 2026-11-02
- State
- Published
- Assigner (CNA)
- VulDB
- Kolun priority
- 45 · Medium
Exploit prediction (EPSS)
1.98%
Probability of exploitation in 30 days
80.7%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- Proof of concept
- Technical impact
- Total
Weaknesses (CWE)
- CWE-78OS Command Injection
- CWE-77Command Injection