Report: CVE-2026-5004 - Wavlink WL-WN579X3-C UPNP firewall.cgi sub_4019FC stack-based overflow - Analysis

Report: CVE-2026-5004 - Wavlink WL-WN579X3-C UPNP firewall.cgi sub_4019FC stack-based overflow - Analysis

CVE ID :CVE-2026-5004 Published : March 28, 2026, 5:30 p.m. | 46 minutes ago Description :A vulnerability was determined in Wavlink WL-WN579X3-C 231124. This impacts the function sub_4019FC of the file /cgi-bin/firewall.cgi of the component UPNP Handler. Executing a manipulation of the argument UpnpEnabled can lead to stack-based buffer overflow. 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. Severity: 0.0 | NA Visit the link for more details, such as CVSS details, affected products, timeline, and more...

CVE Details

Published
March 28, 2026