CVE-2026-8230Wavlink NU516U1 login.cgi sys_login1 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 flaw has been found in Wavlink NU516U1 240425. The impacted element is the function sys_login1 of the file /cgi-bin/login.cgi. Executing a manipulation of the argument ipaddr can lead to os command injection. The attack can be executed remotely. The exploit has been published and may 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) | 240425 | CNA record |
wavlink wl-nu516u1_firmware wavlink:wl-nu516u1_firmware | m16u1_v240425 | NVD |
References
- https://vuldb.com/vuln/362447vdb-entry, technical-description, third-party-advisory
- https://vuldb.com/vuln/362447/ctisignature, permissions-required, vdb-entry
- https://vuldb.com/submit/800735third-party-advisory, vdb-entry
- https://github.com/wudipjq/my_vuln/blob/main/Wavlink/vuln_9/9.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.