What’s Vulnerable › Vulnerabilities

CVE-2025-7506: Tenda FH451 HTTP POST Request Natlimit fromNatlimit stack-based overflow

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-07-12 · updated 2026-06-17
• Weakness: CWE-119

Description

A vulnerability classified as critical was found in Tenda FH451 1.0.0.9. Affected by this vulnerability is the function fromNatlimit of the file /goform/Natlimit of the component HTTP POST Request Handler. The manipulation of the argument page leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Affected products

• Tenda FH451: 1.0.0.9

References

• https://github.com/zezhifu1/cve_report/blob/main/FH451/fromNatlimit.md
• https://github.com/zezhifu1/cve_report/blob/main/FH451/fromNatlimit.md#payload
• https://vuldb.com/?ctiid.316189
• https://vuldb.com/?id.316189
• https://vuldb.com/?submit.611505
• https://www.tenda.com.cn/
• https://github.com/zezhifu1/cve_report/blob/main/FH451/fromNatlimit.md
• https://github.com/zezhifu1/cve_report/blob/main/FH451/fromNatlimit.md#payload

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