CVE-2026-7719

A security flaw has been discovered in Totolink WA300 5.2cu.7112_B20190227. The affected element is the function loginauth of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. The manipulation of the argument http_host results in buffer overflow. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks.

Score

CVSS 3.1 9.8 Critical

Status

Deferred - cna@vuldb.com

Published

2026-05-04

Last modified

2026-10-26

Weaknesses

CWE-119, CWE-120

Affected products

• Wa300 Firmware (Totolink)

References

• https://vuldb.com/vuln/360895
• https://vuldb.com/vuln/360895/cti
• https://vuldb.com/submit/807197
• https://lavender-bicycle-a5a.notion.site/TOTOLINK-WA300-loginAuth-34553a41781f8050b8ffc9e90a103cd5
• https://www.totolink.net/