CVE-2026-6026
Critical
Description
A security flaw has been discovered in Totolink A7100RU 7.4cu.2313_b20191024. This vulnerability affects the function setPortalConfWeChat of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Performing a manipulation of the argument enable results in os command injection. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks.
SeverityCritical
CVSS9.8
Exploit probability—
ProductTotolink A7100ru Firmware
PublishedApr 10, 2026
First seenApr 10, 2026
Weakness typeCWE-78OS command injectionCWE-77Command injection
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| totolink a7100ru_firmware | 7.4cu.2313_b20191024 | — |
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