Description
A vulnerability was determined in Wavlink WL-NU516U1 708c073-mt7628. Affected is the function set_sys_adm of the file adm.cgi of the component Admin Password Handler. This manipulation causes os command injection. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized. It is suggested to upgrade the affected component. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Wavlink | WL-NU516U1 | 708c073-mt7628 | — |
References
- VDB-385418 | Wavlink WL-NU516U1 Admin Password adm.cgi set_sys_adm os command injection vdb-entry technical-description
- VDB-385418 | CTI Indicators (IOB, IOC, TTP, IOA) signature permissions-required
- CVE-2026-18590 | CVE Analysis and Report third-party-advisory
- Submit #850527 | WAVLINK NU516U1 2026-05-15 (build 708c073-mt7628) Command Injection third-party-advisory
- Submit #850560 | WAVLINK NU516U1 2026-05-15 (build 708c073-mt7628) Command Injection (Duplicate) third-party-advisory
- https://github.com/oduoke567/WAVLINK-NU516U1-2026-05-1/blob/main/report2.md broken-link
- https://dl.wavlink.com/firmware/RD/WINSTAR_NU516U1-WO-A-2026-07-13-4b8a21f-mt7628-squashfs-sysupgrade.bin broken-link patch