EUVD-2026-14297
GHSA-jg8g-rwpf-2m3j
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N
Lifecycle Timeline
4Tags
Description
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.
Analysis
A Stored/Reflected Cross-Site Scripting (XSS) vulnerability exists in the Wavlink WL-WN578W2 wireless router (firmware version 221110 and potentially others) within the POST request handler of /cgi-bin/login.cgi. An attacker with high privileges can manipulate the homepage, hostname, or login_page parameters to inject malicious JavaScript that executes in the context of other users' browsers. …
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Remediation
During next maintenance window: Apply vendor patches when convenient. Verify cross-site scripting controls are in place.
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