CVE-2026-19789CWE-119CWE-121

CVE-2026-19789

High · published August 14, 2026

CVSS v3.1
8.8
EPSS
1%
Percentile
57.9
In the wild
Unconfirmed
What it is

A vulnerability was determined in Tenda AC1206 15.03.06.23_multi_TD01. This vulnerability affects the function set_wl_guest_iplist of the file /goform/WifiGuestSet of the component httpd web management interface. This manipulation of the argument shareSpeed causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
8.7 · 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
0.00854 · 57.9th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-121 · Stack-based Buffer Overflow
Published
2026-08-14T08:16Z
References (6)
https://github.com/lipenghai/iot_bug/blob/main/Tenda/AC12/2.md · [email protected]https://vuldb.com/cve/CVE-2026-19789 · [email protected]https://vuldb.com/submit/868921 · [email protected]https://vuldb.com/vuln/389756 · [email protected]https://vuldb.com/vuln/389756/cti · [email protected]https://www.tenda.com.cn/ · [email protected]
EPSS history
Timeline
  • 14 AUG 03:15Z
    Tenda AC1206 httpd web management interface WifiGuestSet set_wl_guest_iplist stack-based overflow
    cvelistv5