CVE-2026-6112
Critical
Description
A weakness has been identified in Totolink A7100RU 7.4cu.2313_b20191024. Affected is the function setRadvdCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. This manipulation of the argument maxRtrAdvInterval causes os command injection. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks.
SeverityCritical
CVSS9.8
Exploit probability—
ProductTotolink A7100ru Firmware
PublishedApr 12, 2026
First seenApr 12, 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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