CVE-2025-13258CWE-119CWE-120

CVE-2025-13258

High · published November 17, 2025

CVSS v3.1

8.8

EPSS

Percentile

56.2

In the wild

Unconfirmed

What it is

A vulnerability was detected in Tenda AC20 up to 16.03.08.12. The impacted element is an unknown function of the file /goform/WifiExtraSet. The manipulation of the argument wpapsk_crypto results in buffer overflow. The attack can be launched remotely. The exploit is now public and may be used.

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: Not supplied
EPSS: 0.00802 · 56.2th 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: 2025-11-17T08:15Z

Affected products (1)

Product	Versions	Fixed in
tenda/ac20_firmware	all versions	—

References (6)

https://github.com/DavCloudz/cve/blob/main/Tenda/Tengda%20AC20%20Router%20WifiExtraSet%20Buffer%20Overflow%20Vulnerability.md · [email protected]https://github.com/DavCloudz/cve/blob/main/Tenda/Tengda%20AC20%20Router%20WifiExtraSet%20Buffer%20Overflow%20Vulnerability.md#poc · [email protected]https://vuldb.com/?ctiid.332593 · [email protected]https://vuldb.com/?id.332593 · [email protected]https://vuldb.com/?submit.688716 · [email protected]https://www.tenda.com.cn/ · [email protected]

EPSS history

Timeline

17 NOV 02:02Z
Tenda AC20 WifiExtraSet buffer overflow
cvelistv5