CVE-2026-4172: TRENDnet TEW-632BRP HTTP POST Request ping_response.cgi stack-based overflow

Severity: high (CVSS 7.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-03-16 · updated 2026-06-17
Weakness: CWE-119

Description

A vulnerability was detected in TRENDnet TEW-632BRP 1.010B32. This affects an unknown part of the file /ping_response.cgi of the component HTTP POST Request Handler. The manipulation of the argument ping_ipaddr results in stack-based buffer overflow. The attack may be performed from remote. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

TRENDnet TEW-632BRP: 1.010B32

References

https://github.com/i-Corner/cve/issues/40
https://vuldb.com/?ctiid.351079
https://vuldb.com/?id.351079
https://vuldb.com/?submit.769770

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