CVE-2025-7854: Tenda FH451 VirtualSer fromVirtualSer stack-based overflow

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.2% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-07-19 · updated 2026-06-17
Weakness: CWE-119

Description

A vulnerability classified as critical has been found in Tenda FH451 1.0.0.9. Affected is the function fromVirtualSer of the file /goform/VirtualSer. The manipulation of the argument page leads to stack-based buffer overflow. It is possible to launch the attack 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/panda666-888/vuls/blob/main/tenda/fh451/fromVirtualSer.md
https://github.com/panda666-888/vuls/blob/main/tenda/fh451/fromVirtualSer.md#poc
https://vuldb.com/?ctiid.316944
https://vuldb.com/?id.316944
https://vuldb.com/?submit.616366
https://www.tenda.com.cn/

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