CVE-2026-5204CWE-119CWE-121

Tenda CH22 Parameter webtypelibrary formWebTypeLibrary stack-based overflow

High · published March 31, 2026

CVSS v4.0
8.7
EPSS
1%
Percentile
62.7
In the wild
Unconfirmed
What it is

A vulnerability was determined in Tenda CH22 1.0.0.1. Affected is the function formWebTypeLibrary of the file /goform/webtypelibrary of the component Parameter Handler. This manipulation of the argument webSiteId causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized.

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
0.01009 · 62.7th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-121 · Stack-based Buffer Overflow
Published
2026-03-31T15:45Z
EPSS history
Timeline
  • 31 MAR 15:45Z
    Tenda CH22 Parameter webtypelibrary formWebTypeLibrary stack-based overflow
    cvelistv5