CVE-2026-24109

State: Published
Severity: 9.8 Critical
Published: Mar 2, 2026
Updated: Mar 5, 2026
Reserved: Jan 21, 2026

Description

An issue was discovered in Tenda W20E V4.0br_V15.11.0.6. Attackers may exploit the vulnerability by controlling the value of `picName`. When this value is used in `sprintf` without validating variable sizes, it could lead to a buffer overflow vulnerability.

Scores

CVSS	Score	Vector	Source
3.1	9.8 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://www.tenda.com.cn/material/show/2707
https://github.com/akuma-QAQ/CVEreport/tree/main/D-link/CVE-2026-24109

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