---
title: "CVE-2026-113390: DrayTek Vigor2960 - Command Injection"
description: "DrayTek Vigor2960 1.5.1.6 Revision 8218 contains an OS command injection caused by manipulation of the usefile/usescript/option arguments in /cgi-bin/mainfunction.cgi CGI Interface, letting remote attackers execute arbitrary commands, exploit requires no special privileges."
url: https://panop.io/threat-heartbeat/CVE-2026-113390/
---

# CVE-2026-113390 DrayTek Vigor2960 - Command Injection

DrayTek Vigor2960 1.5.1.6 Revision 8218 contains an OS command injection caused by manipulation of the usefile/usescript/option arguments in /cgi-bin/mainfunction.cgi CGI Interface, letting remote attackers execute arbitrary commands, exploit requires no special privileges.

CVSS base score 9.9 /10

Critical

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-113390)

## Details

Type

Command Injection

Impact

Remote Code Execution

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Published

20 October 2026

Updated

20 October 2026

Weakness

[CWE-77](https://cwe.mitre.org/data/definitions/77.html)

## Vendor fix

Upgrade to version 1.5.1.7 or later, or use a supported product version.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-113390](https://nvd.nist.gov/vuln/detail/CVE-2026-113390)
- [https://vuldb.com/submit/992224](https://vuldb.com/submit/992224)
- [https://vuldb.com/vuln/422666](https://vuldb.com/vuln/422666)
- [https://vuldb.com/vuln/422666/cti](https://vuldb.com/vuln/422666/cti)
- [https://github.com/yikesoftware/DrayTek\_Vigor2960\_Security\_Analysis/tree/main/cases/DRV2960-0007-authenticated-jsonstatus-usefile-file-clobber](https://github.com/yikesoftware/DrayTek_Vigor2960_Security_Analysis/tree/main/cases/DRV2960-0007-authenticated-jsonstatus-usefile-file-clobber)
- [https://vuldb.com/cve/CVE-2026-113390](https://vuldb.com/cve/CVE-2026-113390)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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