CVE-2026-18587
Medium
Elevated severity or exploit probability.
CVSS base
7.5
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
2.0%
79.6th percentile
CISA KEV
Not listed
Weakness / dates
CWE-77
Published 2026-08-03 · modified 2026-08-12
Description
A flaw has been found in Wavlink WL-NU516U1 708c073-mt7628. The impacted element is an unknown function of the component Config Import. Executing a manipulation of the argument Password can lead to os command injection. The attack may be launched remotely. This attack is characterized by high complexity. The exploitability is regarded as difficult. The exploit has been published and may be used. It is advisable 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.
References
- https://dl.wavlink.com/firmware/RD/WINSTAR_NU516U1-WO-A-2026-07-13-4b8a21f-mt7628-squashfs-sysupgrade.bin
- https://github.com/oduoke567/WAVLINK-NU516U1-2026-05-1/blob/main/report.md
- https://vuldb.com/cve/CVE-2026-18587
- https://vuldb.com/submit/850494
- https://vuldb.com/vuln/385415
- https://vuldb.com/vuln/385415/cti
- https://vuldb.com/submit/850494