CVE-2025-7854

Name: CVE-2025-7854
Creator: NVD / NIST
Published: 2025-07-19T21:15:24.07+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.4/10EPSS 0.98%

Last modified Jun 17, 2026

CVE-2025-7854 is a high-severity vulnerability rated 7.4/10 on the CVSS scale. 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. EPSS estimates a 0.98% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS 4.0

7.4/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.98%

57.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Tenda	Fh451 Firmware	1.0.0.9

References

https://github.com/panda666-888/vuls/blob/main/tenda/fh451/fromVirtualSer.mdExploit, Third Party Advisory
https://github.com/panda666-888/vuls/blob/main/tenda/fh451/fromVirtualSer.md#pocExploit, Third Party Advisory
https://vuldb.com/?ctiid.316944Permissions Required
https://vuldb.com/?id.316944Third Party Advisory, VDB Entry
https://vuldb.com/?submit.616366Third Party Advisory, VDB Entry
https://www.tenda.com.cn/Product

Timeline

Published: Jul 19, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-7854?

How severe is CVE-2025-7854?

CVE-2025-7854 has a CVSS score of 7.4/10 (HIGH severity). The EPSS model estimates a 0.98% probability of exploitation in the next 30 days.

How do I fix CVE-2025-7854?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-7854?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST