CVE-2026-9429CWE-119CWE-121

Tenda F1202 WrlExtraSet formWrlExtraSet stack-based overflow

High · published May 25, 2026

CVSS v4.0
8.7
EPSS
1%
Percentile
55.8
In the wild
Unconfirmed
What it is

A vulnerability was found in Tenda F1202 1.2.0.20(408). Affected by this vulnerability is the function formWrlExtraSet of the file /goform/WrlExtraSet. Performing a manipulation of the argument delno results in stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been made public and could 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
0.00792 · 55.8th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-121 · Stack-based Buffer Overflow
Published
2026-05-25T05:15Z
EPSS history
Timeline
  • 25 MAY 05:15Z
    Tenda F1202 WrlExtraSet formWrlExtraSet stack-based overflow
    cvelistv5