What is CVE-2026-75877?

CVE-2026-75877 is a critical-severity vulnerability in Trendnet Tv-Ip751wic, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.9/10. Published 2026-08-18.

How severe is CVE-2026-75877?

Critical severity. CVSS v3 base score is 9.9 out of 10.

Buffer overflow in Trendnet Tv-Ip751wic

CVE-2026-75877

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.

Vulnerability class: Buffer Overflow

CVSS v3 metric

CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

Affected products

Trendnet Tv-ip751wic — versions 11.03.03

Weakness classification (CWE)

References

cna@vuldb.com (technical-description, vdb-entry)
cna@vuldb.com (signature, permissions-required)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (related)
cna@vuldb.com (exploit)

Frequently asked questions

What is CVE-2026-75877?: CVE-2026-75877 is a critical-severity vulnerability in Trendnet Tv-Ip751wic, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.9/10. Published 2026-08-18.
How severe is CVE-2026-75877?: Critical severity. CVSS v3 base score is 9.9 out of 10.