Vulnerability · Published Jun 9, 2025 · Assigned by VulDB

CVE-2025-5870TRENDnet TV-IP121W Web Interface setup.cgi improper authentication

High 7.3

In plain English

A high-severity improper authentication in TV-IP121W from TRENDnet. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 42% of all known vulnerabilities).

Severity (CVSS 3.1)7.3High

Exploit odds (30 days)0.5%top 58.4% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability has been found in TRENDnet TV-IP121W 1.1.1 Build 36 and classified as critical. Affected by this vulnerability is an unknown functionality of the file /admin/setup.cgi of the component Web Interface. The manipulation leads to improper authentication. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products (as reported)

Vendor	Product	Versions
TRENDnet	TV-IP121W	1.1.1 Build 36

Weakness: CWE-287 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

References

VDB-311629 | TRENDnet TV-IP121W Web Interface setup.cgi improper authentication vdb-entry
VDB-311629 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
Submit #585435 | TRENDnet TV-IP121W 1.1.1 build: 36 Missing Authorization third-party-advisory
https://github.com/zeke2997/CVE_request_TRENDnet exploit