Vulnerability · Published Aug 18, 2026 · Assigned by VulDB

CVE-2026-75877TRENDnet TV-IP751WIC alphapd FUN_0043372C stack-based overflow

Critical 9.9

In plain English

A critical-severity stack buffer overflow in TV-IP751WIC from TRENDnet. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 58% of all known vulnerabilities).

Severity (CVSS 3.1)9.9Critical

Exploit odds (30 days)0.9%top 41.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A flaw has been found in TRENDnet TV-IP751WIC 11.03.03. This vulnerability affects the function SystemNetworkChanged/SystemDDNSChanged/SystemEmailChanged/SystemFTPChanged/websCheckRealm/FUN_00432574/FUN_0043372C of the component alphapd. Executing a manipulation can lead to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been published and may be used.

Affected products (as reported)

Vendor	Product	Versions
TRENDnet	TV-IP751WIC	11.03.03

Weakness: CWE-121, CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R

References

VDB-391571 | TRENDnet TV-IP751WIC alphapd FUN_0043372C stack-based overflow vdb-entry, technical-description
VDB-391571 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
CVE-2026-75877 | CVE Analysis and Report third-party-advisory
Submit #877795 | TRENDnet TV-IP751WIC TV-IP751WIC Stack third-party-advisory
https://github.com/meishigana/CVE/tree/main/team15_20260702/09_751wic-apd-password-overflow related
https://github.com/meishigana/CVE/blob/main/team15_20260702/09_751wic-apd-password-overflow/poc/poc-password-overflow.py exploit