CVE-2026-7055CWE-119CWE-120

Tenda F456 httpd VirtualSer fromVirtualSer buffer overflow

High · published April 26, 2026

CVSS v4.0
8.7
EPSS
1%
Percentile
63.2
In the wild
Unconfirmed
What it is

A security vulnerability has been detected in Tenda F456 1.0.0.5. This issue affects the function fromVirtualSer of the file /goform/VirtualSer of the component httpd. The manipulation of the argument menufacturer/Go leads to buffer overflow. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used.

The record
Technical detail
CVSS v4.0
8.7 · HIGH
Vector
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
EPSS
0.01022 · 63.2th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-120 · Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Published
2026-04-26T18:00Z
EPSS history
Timeline
  • 26 APR 18:00Z
    Tenda F456 httpd VirtualSer fromVirtualSer buffer overflow
    cvelistv5