CVE-2025-7796

A vulnerability, which was classified as critical, was found in Tenda FH451 1.0.0.9. This affects the function fromPptpUserAdd of the file /goform/PPTPDClient. The manipulation of the argument Username leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

• CWE-119
• CWE-121

• https://github.com/panda666-888/vuls/blob/main/tenda/fh451/fromPptpUserAdd.mdExploit, Third Party Advisory
• https://github.com/panda666-888/vuls/blob/main/tenda/fh451/fromPptpUserAdd.md#pocExploit, Third Party Advisory
• https://vuldb.com/?ctiid.316857Permissions Required
• https://vuldb.com/?id.316857Third Party Advisory, VDB Entry
• https://vuldb.com/?submit.616345Third Party Advisory, VDB Entry
• https://www.tenda.com.cn/Product

Published

Jul 18, 2025

Last Modified

Jun 17, 2026

Status

Analyzed

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
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