CVE-2025-15255
Critical
Description
A vulnerability was determined in Tenda W6-S 1.0.0.4(510). This impacts an unknown function of the file /bin/httpd of the component R7websSsecurityHandler. Executing a manipulation of the argument Cookie can lead to stack-based buffer overflow. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized.
SeverityCritical
CVSS9.8
Exploit probability—
ProductTenda W6-s Firmware
PublishedDec 30, 2025
First seenDec 30, 2025
Weakness typeCWE-121CWE-121CWE-119Memory buffer bounds error
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| tenda w6-s_firmware | 1.0.0.4\(510\) | — |
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