Ping Diagnostic apply.cgi system os command injection
Not on CISA's list of exploited flaws, and not in the news we track.
2.7%
Fix it in your code
Each opens with a short prompt that points at Global Hack Map's public runbook for CVE-2026-121930. Nothing runs until you send it.
A weakness has been identified in Linksys WRT54GL 4.30.18. The affected element is the function system of the file apply.cgi of the component Ping Diagnostic. This manipulation of the argument ping_ip causes os command injection. The attack can be initiated 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. This vulnerability only affects products that are no longer supported by the maintainer.