VulnerabilityModified

CVE-2026-24112

Attackers may exploit the vulnerability by specifying the value of `userInfo`.

CRITICAL 9.8EPSS 0.53%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.53%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An issue was discovered in Tenda W20E V4.0br_V15.11.0.6. Attackers may exploit the vulnerability by specifying the value of `userInfo`. When `userInfo` is passed into the `addWewifiWhiteUser` function and processed by `sscanf` without size validation, it could lead to a buffer overflow vulnerability.

CVSS 3.1: 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.53% probability · 43th percentile
CISA KEV: Not listed
Weakness: CWE-120
Affected: tenda/w20e firmware
Source: cve@mitre.org

References

https://github.com/akuma-QAQ/CVEreport/tree/main/D-link/CVE-2026-24112Exploit, Third Party Advisory
https://www.tenda.com.cn/material/show/2707Product

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.