SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2026-1326

A weakness has been identified in Totolink NR1800X 9.1.0u.6279_B20210910.

LOW 2.1EPSS 3.34%

Does this matter?

Lower severity and a low EPSS score (3.34%). Track it; it rarely justifies an emergency change on its own.

Description

A weakness has been identified in Totolink NR1800X 9.1.0u.6279_B20210910. This vulnerability affects the function setWanCfg of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. This manipulation of the argument Hostname causes command injection. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks.

CVSS 4.0
2.1 LOWCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
3.34% probability · 88th percentile
CISA KEV
Not listed
Weakness
CWE-74, CWE-77
Affected
totolink/nr1800x firmware
Source
cna@vuldb.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.