CVE-2026-36958
High
Description
A denial-of-service vulnerability exists in the U-SPEED N300 V1.0.0 wireless router. By sending a large number of concurrent HTTP requests to random or non-existent endpoints on the web management interface, an attacker can exhaust system resources in the embedded Boa HTTP server. This causes the router web interface to become unresponsive and may require manual reboot to restore normal operation.
SeverityHigh
CVSS7.5
Exploit probability—
ProductU-speed N300 Firmware
PublishedApr 30, 2026
First seenApr 30, 2026
Weakness typeCWE-400Uncontrolled resource consumption
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| u-speed n300_firmware | 1.0.0 | — |
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