CVE-2026-5676CWE-287CWE-306

Totolink A8000R cstecgi.cgi setLanguageCfg missing authentication

Medium · published April 6, 2026

CVSS v4.0
6.9
EPSS
1%
Percentile
52.3
In the wild
Unconfirmed
What it is

A vulnerability was identified in Totolink A8000R 5.9c.681_B20180413. This issue affects the function setLanguageCfg of the file /cgi-bin/cstecgi.cgi. Such manipulation of the argument langType leads to missing authentication. The attack can be launched remotely. The exploit is publicly available and might be used.

The record
Technical detail
CVSS v4.0
6.9 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00692 · 52.3th percentile
Weaknesses
CWE-287 · Improper Authentication; CWE-306 · Missing Authentication for Critical Function
Published
2026-04-06T18:15Z
EPSS history
Timeline
  • 06 APR 18:15Z
    Totolink A8000R cstecgi.cgi setLanguageCfg missing authentication
    cvelistv5