CVE-2026-4544

Wavlink WL-WN578W2 POST Request login.cgi cross site scripting

CVSS 4.8 MEDIUMEPSS 0.3%CWE-79 CWE-94

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 4.8EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

22 Mar 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A vulnerability was determined in Wavlink WL-WN578W2 221110. This affects an unknown function of the file /cgi-bin/login.cgi of the component POST Request Handler. Executing a manipulation of the argument homepage/hostname/login_page can lead to cross site scripting. It is possible to launch the attack 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.

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P

Affected products

Wavlink · WL-WN578W2

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References

https://github.com/Litengzheng/vul_db/blob/main/WL-WN578W2/vul_6/README.md https://github.com/Litengzheng/vul_db/blob/main/WL-WN578W2/vul_7/README.md https://vuldb.com/?ctiid.352361 https://vuldb.com/?id.352361 https://vuldb.com/?submit.774692 https://vuldb.com/?submit.774693 https://vuldb.com/?submit.774696