CVE-2026-2530: Wavlink WL-WN579A3 wireless.cgi AddMac command injection
A weakness has been identified in Wavlink WL-WN579A3 up to 20210219. This affects the function AddMac of the file /cgi-bin/wireless.cgi. This manipulation of the argument macAddr causes command injection. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-2530?
CVE-2026-2530 is classified as a high severity vulnerability due to its potential for command injection.
How do I fix CVE-2026-2530?
To mitigate CVE-2026-2530, users should update their Wavlink WL-WN579A3 devices to a version released after February 19, 2021.
What kind of vulnerability is CVE-2026-2530?
CVE-2026-2530 is a command injection vulnerability that affects the AddMac function within the wireless.cgi script.
Which devices are affected by CVE-2026-2530?
CVE-2026-2530 affects the Wavlink WL-WN579A3 routers up to the firmware version released on February 19, 2021.
Can CVE-2026-2530 be exploited remotely?
Yes, CVE-2026-2530 can be exploited remotely if an attacker can manipulate the macAddr parameter.