CVE-2026-2615A flaw has been found in Wavlink WL-NU516U1 up to 20251208.
Updated under an hour ago ()
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It affects wavlink wl-nu516u1_firmware. 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 WL-NU516U1 up to 20251208. The affected element is the function singlePortForwardDelete of the file /cgi-bin/firewall.cgi. Executing a manipulation of the argument del_flag can lead to command injection. The attack may be launched remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
- CVSS
- 7.2 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-74, CWE-77
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
wavlink wl-nu516u1_firmware wavlink:wl-nu516u1_firmware | through 2025-12-08 | NVD |
References
- https://github.com/Wlz1112/Wavlink-NU516U1-V251208-/blob/main/singlePortForwardDelete.mdexploit, third-party-advisory
- https://github.com/Wlz1112/Wavlink-NU516U1-V251208-/blob/main/singlePortForwardDelete.md#expexploit
- https://vuldb.com/?ctiid.346265permissions-required, vdb-entry
- https://vuldb.com/?id.346265third-party-advisory, vdb-entry
- https://vuldb.com/?submit.751047third-party-advisory, vdb-entry
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.