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Description

A vulnerability was determined in Wavlink WL-WN579A3 up to 20210219. Affected is an unknown function of the file /cgi-bin/login.cgi. Executing a manipulation of the argument key can lead to command injection. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

PUBLISHED Reserved 2026-02-15 | Published 2026-02-16 | Updated 2026-02-23 | Assigner VulDB




MEDIUM: 5.3CVSS: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
MEDIUM: 6.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
MEDIUM: 6.3CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
6.5AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

Command Injection

Injection

Product status

20210219
affected

Timeline

2026-02-15:Advisory disclosed
2026-02-15:VulDB entry created
2026-02-20:VulDB entry last update

Credits

kdb3169 (VulDB User) reporter

References

vuldb.com/?id.346115 (VDB-346115 | Wavlink WL-WN579A3 login.cgi command injection) vdb-entry technical-description

vuldb.com/?ctiid.346115 (VDB-346115 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/?submit.748074 (Submit #748074 | Wavlink WN579A3 20210219 Command Injection) third-party-advisory

github.com/...ra/IoT-Vuls/blob/main/wavlink/wn579a3/login.md exploit

cve.org (CVE-2026-2527)

nvd.nist.gov (CVE-2026-2527)

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