CVE-2026-113389CWE-74CWE-77command-injection

CVE-2026-113389

Critical · published October 20, 2026

CVSS v3.1
9.9
EPSS
2%
Percentile
81.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
9.9 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
9.4 · CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P
EPSS
0.02136 · 81.9th percentile
Weaknesses
CWE-74 · Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection'); CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection')
Published
2026-10-20T16:17Z
References (5)
EPSS history
Timeline
  • 22 OCT 03:29Z
    EPSS moved — → 2%
    epss
  • 20 OCT 12:00Z
    DrayTek Vigor2960 CGI Process mainfunction.cgi set_table command injection
    cvelistv5
  • 20 OCT 12:00Z
    DrayTek Vigor2960 CGI Process mainfunction.cgi set_table command injection
    cvelistv5