SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2026-7137

A security vulnerability has been detected in Totolink A8000RU 7.1cu.643_b20200521.

HIGH 8.9EPSS 1.77%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.77%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A security vulnerability has been detected in Totolink A8000RU 7.1cu.643_b20200521. This affects the function setStorageCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument sambaEnabled leads to os command injection. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used.

CVSS 4.0
8.9 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/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
1.77% probability · 77th percentile
CISA KEV
Not listed
Weakness
CWE-77, CWE-78
Source
cna@vuldb.com

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