CVE-2026-113390: DrayTek Vigor2960 CGI mainfunction.cgi sub_182B0 os command injection
A flaw has been found in DrayTek Vigor2960 1.5.1.6 Revision 8218. Affected by this issue is the function sub182B0 of the file /cgi-bin/mainfunction.cgi of the component CGI Interface. This manipulation of the argument usefile/usescript/option causes os command injection. Remote exploitation of the attack is possible. The exploit has been published and may be used. The vendor explains: "2960 1.5.1.7 has corrected many security issues. And 2960 is EoS with limited support, only major issues would be reviewed(e.g. unauthenticated vuln.)". This vulnerability only affects products that are no longer supported by the maintainer.
Affected Software
Event History
Frequently Asked Questions
What level of access does an attacker need?
The attack is remotely exploitable over the network and requires low privileges. No user interaction is required.
Which deployments are exposed?
The reported affected version is DrayTek Vigor2960 1.5.1.6 Revision 8218. The issue affects products that are no longer supported by the maintainer.
Is exploit code available?
Yes. The exploit has been published and may be used.
Is there a vendor update to consider?
The vendor states that Vigor2960 version 1.5.1.7 corrected many security issues. It also states that the Vigor2960 is end of support and that only major issues, such as unauthenticated vulnerabilities, would be reviewed.