CVE-2026-15513
Performing a manipulation of the argument lan_ip results in os command injection.
Does this matter?
Lower severity and a low EPSS score (1.82%). Track it; it rarely justifies an emergency change on its own.
Description
A security flaw has been discovered in Wavlink WL-NU516U1 260515. This affects the function wlink_uci_set_value of the file /cgi-bin/adm.cgi. Performing a manipulation of the argument lan_ip results in os command injection. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks. You should 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.
- CVSS 4.0
- 2.1 LOWCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 1.82% probability · 77th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-77, CWE-78
- Source
- cna@vuldb.com
References
- https://dl.wavlink.com/firmware/RD/WINSTAR_NU516U1-WO-A-2026-06-22-5ccde97-mt7628-squashfs-sysupgrade.bin
- https://github.com/0xcc12138/wavlink-nu516u1-csrf-command-injection-
- https://vuldb.com/cve/CVE-2026-15513
- https://vuldb.com/submit/847517
- https://vuldb.com/vuln/377842
- https://vuldb.com/vuln/377842/cti
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.