CVE-2026-31255

A command injection vulnerability exists in Tenda AC18 V15.03.05.05_multi

Medium · published April 27, 2026

CVSS v3.1
5.4
EPSS
1%
Percentile
73.9
In the wild
Unconfirmed
What it is

A command injection vulnerability exists in Tenda AC18 V15.03.05.05_multi. The vulnerability is located in the /goform/SetSambaCfg interface, where improper handling of the guestuser parameter allows attackers to execute arbitrary system commands.

The record
Technical detail
CVSS v3.1
5.4 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.01485 · 73.9th percentile
Published
2026-04-27T00:00Z
EPSS history
Timeline
  • 27 APR 00:00Z
    A command injection vulnerability exists in Tenda AC18 V15.03.05.05_multi
    cvelistv5