CVE-2026-29521: Hereta ETH-IMC408M CSRF via Configuration Setup

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% 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-352

Description

Hereta ETH-IMC408M firmware version 1.0.15 and prior contain a cross-site request forgery vulnerability that allows attackers to modify device configuration by exploiting missing CSRF protections in setup.cgi. Attackers can host malicious pages that submit forged requests using automatically-included HTTP Basic Authentication credentials to add RADIUS accounts, alter network settings, or trigger diagnostics.

Affected products

Shenzhen Hereta Technology Co., Ltd. Hereta ETH-IMC408M: through 1.0.15

References

https://web.archive.org/web/20250820105319/http://hereta.com/
https://www.vulncheck.com/advisories/hereta-eth-imc408m-csrf-via-configuration-setup

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