CVE-2026-113391
A vulnerability has been found in DrayTek Vigor2960 1.5.1.6 Revision 8218
- Risk score
- 76/100
- CVSS
- 9.9 v3.1
- Exploit chance (30 days)
- 2.3%
- Published
- 20 Oct 2026
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What to know
- What it is
- A command injection vulnerability in the uploadlangs function of DrayTek Vigor2960's /cgi-bin/mainfunction.cgi component allows remote attackers to execute arbitrary commands. This could lead to high impact, including full control of the device.
- Affected
- {'products': ['DrayTek Vigor2960'], 'packages': [], 'versions': ['1.5.1.6 Revision 8218']}
- Fix
- Upgrade to version 1.5.1.7
- Exploitation
- Public proof of concept
Why it is Amber
- CVSS 9.9 critical
References
- https://fw.draytek.com.tw/Vigor2960/Firmware/v1.5.1.7/Vigor2960_v1.5.1.7.zip
- https://github.com/yikesoftware/DrayTek_Vigor2960_Security_Analysis/tree/main/cases/DRV2960-0008-authenticated-upload-filename-command-injection
- https://vuldb.com/cve/CVE-2026-113391
- https://vuldb.com/submit/992244
- https://vuldb.com/vuln/422667
- https://vuldb.com/vuln/422667/cti
Original description
A vulnerability has been found in DrayTek Vigor2960 1.5.1.6 Revision 8218. This affects the function uploadlangs of the file /cgi-bin/mainfunction.cgi of the component Upload Endpoint. Such manipulation leads to command injection. The attack can be executed remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 1.5.1.7 is able to mitigate this issue. It is recommended to upgrade the affected component. 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.
Last activity 20 Oct 2026. Patch Forecast updates every hour.