CVE-2026-51380

Critical

Description

Buffer Overflow vulnerability in Tenda AC10 v3 (firmware V03.03.16.09) allows attackers to cause a permanent Denial of Service (DoS) or potentially execute remote code via the /cgi-bin/UploadCfg endpoint

SeverityCritical
CVSS9.8
Exploit probability43. percentile0.5%
ProductAC10 v3
PublishedJul 15, 2026
First seenJul 15, 2026
Weakness typeCWE-120CWE-120

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
Tenda AC10 v303.03.16.09—

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CVE-2026-51380 · AC10 v3 · Dark Radar