WAVLINK WN535K2/WN535K3 nightled.cgi os command injection
Priority HIGH 83CWE-78Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-78.
Summary
A vulnerability has been found in WAVLINK WN535K2 and WN535K3 and classified as critical. This vulnerability affects unknown code of the file /cgi-bin/nightled.cgi. The manipulation of the argument start_hour leads to os command injection. The exploit has been disclosed to the public and may be used.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.79304 99th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Wavlink | WN535K2 | all versions | — | No fix listed | CNA |
| Wavlink | WN535K3 | all versions | — | No fix listed | CNA |
- WN535K2 VendorWavlink Affected all versions Fixed in — No fix listed CNA
- WN535K3 VendorWavlink Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:wavlink:wl-wn535k2_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Wavlink |
| cpe:2.3:h:wavlink:wl-wn535k2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Wavlink |
| cpe:2.3:o:wavlink:wl-wn535k3_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Wavlink |
| cpe:2.3:h:wavlink:wl-wn535k3:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Wavlink |
- cpe:2.3:o:wavlink:wl-wn535k2_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Wavlink
- cpe:2.3:h:wavlink:wl-wn535k2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Wavlink
- cpe:2.3:o:wavlink:wl-wn535k3_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Wavlink
- cpe:2.3:h:wavlink:wl-wn535k3:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Wavlink
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2022-2487
- 2026-10-03 Alias added: GHSA-gv4v-6v97-75hc
References
More Wavlink Wl-wn535k2 Firmware vulnerabilities
- TI-2022-02299 WAVLINK WN535K2/WN535K3 touchlist_sync.cgi os command injection CVSS 3.1CRITICAL 9.8
- TI-2022-02297 WAVLINK WN535K2/WN535K3 os command injection CVSS 3.1CRITICAL 9.8
Sources
- CVE-2022-2487 · CVE Program
- CVE-2022-2487 · NVD
- FIRST EPSS
- GHSA-gv4v-6v97-75hc · GitHub Advisory Database · CC BY 4.0
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