CVE-2026-3715
8.8 · HIGHOverview
CVE-2026-3715 is a high-severity vulnerability affecting wavlink wl-wn579x3-c_firmware. It was published on March 8, 2026 and has a CVSS 3.1 base score of 8.8 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
A vulnerability was found in Wavlink WL-WN579X3-C 231124. This affects the function sub_40139C of the file /cgi-bin/firewall.cgi. Performing a manipulation of the argument del_flag results in stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been made public and could be used. Upgrading to version 20260226 is able to mitigate this issue. You should upgrade the affected component. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
Remediation
Check the references section for vendor advisories and patches from wavlink. Update wl-wn579x3-c_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
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Frequently Asked Questions
What is CVE-2026-3715?
CVE-2026-3715 is a high-severity vulnerability affecting wavlink wl-wn579x3-c_firmware. It was published on March 8, 2026 and has a CVSS 3.1 base score of 8.8 (HIGH).
How severe is CVE-2026-3715?
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2026-3715?
Check the references section for vendor advisories and patches from wavlink. Update wl-wn579x3-c_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2026-3715?
CyberStrike's AI-powered security agents can automatically detect CVE-2026-3715 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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