CVE-2026-4974CWE-119CWE-121

Tenda AC7 POST Request SetSysTimeCfg fromSetSysTime memory corruption

High · published March 27, 2026

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

A flaw has been found in Tenda AC7 15.03.06.44. Affected by this issue is the function fromSetSysTime of the file /goform/SetSysTimeCfg of the component POST Request Handler. Executing a manipulation of the argument Time can lead to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been published 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
0.01009 · 62.7th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-121 · Stack-based Buffer Overflow
Published
2026-03-27T19:52Z
EPSS history
Timeline
  • 27 MAR 19:52Z
    Tenda AC7 POST Request SetSysTimeCfg fromSetSysTime memory corruption
    cvelistv5