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CVE-2026-113389— DrayTek Vigor2960 CGI Process mainfunction.cgi set_table command injection

Quick assessment

Affected
DrayTek Vigor2960
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 DrayTek Vigor2960 1.5.1.6（修订版 8218）中发现一处漏洞。该漏洞影响 CGI 进程组件中 文件的 函数。攻击者可通过操纵 参数引发命令注入。此攻击可远程发起，且利用代码已公开，可被实际使用。厂商说明称："2960 1.5.1.7 版本已修复了多项安全问题。同时，2960 系列已进入产品生命周期结束（EoS）阶段，仅提供有限支持，仅会审查重大安全问题（例如未授权漏洞）。”该漏洞仅影响不再受厂商维护支持的产品。

CVSS 9.9 · Critical

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-113389

Vulnerability Information
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Vulnerability Title
DrayTek Vigor2960 CGI Process mainfunction.cgi set_table command injection
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was detected in DrayTek Vigor2960 1.5.1.6 Revision 8218. Affected by this vulnerability is the function set_table of the file /cgi-bin/mainfunction.cgi of the component CGI Process. The manipulation of the argument sectiontype results in command injection. The attack may be launched remotely. The exploit is now public 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
在命令中使用的特殊元素转义处理不恰当(命令注入)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
DrayTek Vigor2960 1.5.1.6 Revision 8218 cpe:2.3:o:draytek:vigor2960_firmware:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-113389

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III. Intelligence Information for CVE-2026-113389

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Other References for CVE-2026-113389 (1)

Other References for CVE-2026-113389 (4)

Same Patch Batch · DrayTek · 2026-10-20 · 8 CVEs total

CVE-2026-113390 9.9 CRITICAL DrayTek Vigor2960 CGI mainfunction.cgi sub_182B0 os command injection
CVE-2026-113391 9.9 CRITICAL DrayTek Vigor2960 Upload Endpoint mainfunction.cgi uploadlangs command injection
CVE-2026-113392 7.4 HIGH DrayTek Vigor2960 Apmupload mainfunction.cgi path traversal
CVE-2026-113394 7.4 HIGH DrayTek Vigor2960 mainfunction.cgi setSWMProfile path traversal
CVE-2026-113395 7.4 HIGH DrayTek Vigor2960 swmconfigupload mainfunction.cgi cgiEscape path traversal
CVE-2026-113396 7.4 HIGH DrayTek Vigor2960 Rename Table mainfunction.cgi rename_table command injection
CVE-2026-113393 6.3 MEDIUM DrayTek Vigor2960 commonupload mainfunction.cgi unrestricted upload

IV. Related Vulnerabilities

Same product: Vigor2960
Same vendor: DrayTek
Same weakness: CWE-77

V. Comments for CVE-2026-113389

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