CVE-2026-8191Wavlink NU516U1 adm.cgi wifi_region os command injection
Updated under an hour ago ()
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It affects Wavlink NU516U1 and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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A vulnerability was identified in Wavlink NU516U1 M16U1_V240425. This affects the function wifi_region of the file /cgi-bin/adm.cgi. Such manipulation of the argument skiplist1/skiplist2 leads to os command injection. The attack can be launched remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure.
- CVSS
- 6.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
- Weakness (CWE)
- CWE-78, CWE-77
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulDB
- NVD analysis
- Analyzed
- Record last updated
- May 11, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Wavlink NU516U1 wavlink:nu516u1 (from the name) | M16U1_V240425 | CNA record |
wavlink wl-nu516u1_firmware wavlink:wl-nu516u1_firmware | m16u1_v240425 | NVD |
References
- https://vuldb.com/vuln/362343vdb-entry, technical-description, third-party-advisory
- https://vuldb.com/vuln/362343/ctisignature, permissions-required, vdb-entry
- https://vuldb.com/submit/800730third-party-advisory, vdb-entry
- https://github.com/wudipjq/my_vuln/blob/main/Wavlink/vuln_4/4.mdexploit, third-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.