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CVE-2026-6168 - Vulnerability Analysis

HighCVSS: 8.8

Last Updated: April 13, 2026

TOTOLINK A7000R - Buffer Overflow

Published: April 13, 2026Updated: April 13, 2026Remote Exploitable

Overview

TOTOLINK A7000R <= 9.1.0u.6115 contains a stack-based buffer overflow caused by manipulation of the "ssid5g" argument in setWiFiEasyGuestCfg function in /cgi-bin/cstecgi.cgi, letting remote attackers execute code, exploit requires crafted request.

Severity & Score

Severity: High

CVSS Score: 8.8

Impact

Remote attackers can execute arbitrary code, potentially taking full control of the device.

Mitigation

Update to the latest version beyond 9.1.0u.6115.

References

https://vuldb.com/vuln/357056/cti
https://www.totolink.net/
https://github.com/zhuchan770/vulnerability/blob/main/A7000R/setWiFiEasyGuestCfg/ToToLink%20A7000R%20setWiFiEasyGuestCfg%20338996b67c9780b89829d0ea70058788.md
https://vuldb.com/submit/797193
https://vuldb.com/vuln/357056

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Details

CVE ID: CVE-2026-6168
Severity: High
CVSS Score: 8.8
Type: buffer_overflow
Status: new

CWE

CWE-119

CVSS Metrics

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H