CVE-2026-114382

A security flaw has been discovered in TOTOLINK EX200 5.2.3c.7200. This affects the function setStaticDhcpConfig of the file /cgi-bin/cstecgi.cgi of the component lan.so. The manipulation of the argument Comment results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks.

Score

CVSS 4.0 10.0 Critical

Status

Deferred - cna@vuldb.com

Published

2026-10-21

Last modified

2026-10-28

Weaknesses

CWE-119, CWE-121

Affected products

• Ex200 Firmware (Totolink)

References

• https://vuldb.com/vuln/424741
• https://vuldb.com/vuln/424741/cti
• https://vuldb.com/cve/CVE-2026-114382
• https://vuldb.com/submit/1019881
• https://github.com/qwq-nm/CVE/blob/f5d61361eb7d846479f6d76c0aa4273e9af46d27/CVE1/report.md
• https://www.totolink.net/