Patchfirst
CVE-2026-113390 Critical · 9.9 EPSS 1.9%

A flaw has been found in DrayTek Vigor2960 1.5.1.6 Revision 8218

DrayTek · Vigor2960

Summary

A flaw in the CGI Interface component of DrayTek Vigor2960 version 1.5.1.6 Revision 8218 lies in the function sub_182B0 within /cgi-bin/mainfunction.cgi, where manipulation of the usefile, usescript, and option arguments enables OS command injection. Remote exploitation is possible over the network with low attack complexity, and the attacker requires low privileges (an authenticated account) with no user interaction needed, while the vendor notes the product is end-of-support and affected by this issue only in unsupported releases.

Official description · NVD

A flaw has been found in DrayTek Vigor2960 1.5.1.6 Revision 8218. Affected by this issue is the function sub_182B0 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.

Breakdown
24.7 / 100
Exploited
Not confirmed
Reports
0
Tactics
0/15

Disclosed on 20 Oct 2026. No public exploit code or confirmed exploitation is recorded.

techniques

No techniques linked

No ATT&CK techniques are linked to this CVE yet. MITRE CTID has not mapped it, and no report passage in the corpus ties it to a technique.

What security researchers reported

Not named in any threat report yet

Also mentioned in 6 community threat pulses (AlienVault OTX)

Weaker evidence

Pulses are indicator collections that anyone can publish. A mention is not confirmation of exploitation.

References

5 links, grouped by NVD tag
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