CVE-2026-6158CWE-77CWE-78

Totolink N300RH upgrade.so setUpgradeUboot os command injection

Medium · published April 13, 2026

CVSS v4.0
6.9
EPSS
2%
Percentile
81.2
In the wild
Unconfirmed
What it is

A flaw has been found in Totolink N300RH 6.1c.1353_B20190305. Affected is the function setUpgradeUboot of the file upgrade.so. This manipulation of the argument FileName causes os command injection. The attack is possible to be carried out remotely. The exploit has been published and may 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
0.02060 · 81.2th percentile
Weaknesses
CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection'); CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2026-04-13T04:00Z
EPSS history
Timeline
  • 13 APR 04:00Z
    Totolink N300RH upgrade.so setUpgradeUboot os command injection
    cvelistv5