CVE-2026-4544 Details
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.
A cross-site scripting (XSS) vulnerability has been identified in the Wavlink WL-WN578W2 router, specifically in version 221110. The issue arises in the POST request handler within the file '/cgi-bin/login.cgi'. The vulnerability can be exploited remotely by sending crafted POST requests that manipulate the 'homepage', 'hostname', or 'login_page' parameters. This exploitation does not require authentication but does involve user interaction.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Mar 23, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/Litengzheng/vul_db/blob/main/WL-WN578W2/vul_6/README.md | [email protected] | ExploitThird Party Advisory |
| https://github.com/Litengzheng/vul_db/blob/main/WL-WN578W2/vul_7/README.md | [email protected] | ExploitThird Party Advisory |
| https://vuldb.com/?ctiid.352361 | [email protected] | Permissions RequiredVDB Entry |
| https://vuldb.com/?id.352361 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/?submit.774692 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/?submit.774693 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/?submit.774696 | [email protected] | Third Party AdvisoryVDB Entry |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-79 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | [email protected] |
| CWE-94 | Improper Control of Generation of Code ('Code Injection') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| wavlink wl-wn578w2 firmware | 221110 |
CPE
Remediation
| |
| wavlink wl-wn578w2 | All versions |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 30, 2026 | Initial Analysis | [email protected] |
| Apr 29, 2026 | Data Remediation | [email protected] |
| Mar 22, 2026 | New CVE Received | [email protected] |