CVE-2026-7720

LOW EPSS 55.7%

Published May 4, 20261mo ago · Modified Jun 17, 20261w ago

2.1 CVSS 4.0

Low

Published May 4, 2026 1mo ago

Last Modified Jun 17, 2026 1w ago

Description

A weakness has been identified in Totolink WA300 5.2cu.7112_B20190227. The impacted element is the function setLanguageCfg of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. This manipulation of the argument langType causes command injection. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks.

CVSS Details

Base Score

2.1

Exploitability

—

Impact

—

Vector string

CVSS: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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector Network

Attack Complexity Low

Privileges Required Low

User Interaction None

Scope X

Threat Intelligence

EPSS Exploit Probability

55.7% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 2

CWE-74

CWE-77 Command Injection Injection

References 5

lavender-bicycle-a5a.notion.site https://lavender-bicycle-a5a.notion.site/TOTOLINK-WA300-setLanguageCfg-34553a41781f8007b6c5c7964d424286
vuldb.com https://vuldb.com/submit/807198
vuldb.com https://vuldb.com/vuln/360896
vuldb.com https://vuldb.com/vuln/360896/cti
totolink.net https://www.totolink.net/

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.