CVE-2026-29513 Hereta ETH-IMC408M Stored XSS via Device Location

Medium 5.1 Published 16 Mar 2026 Updated 17 Mar 2026

Authenticated attackers can inject malicious JavaScript via the Device Location field, leading to script execution in victim browsers.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2026-29513?

CVE-2026-29513 is a medium-severity cross-site scripting vulnerability in Shenzhen Hereta Technology Co., Ltd. Hereta ETH-IMC408M, published on 16 Mar 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Hereta ETH-IMC408M firmware version 1.0.15 and prior contain a stored cross-site scripting vulnerability that allows authenticated attackers to inject arbitrary JavaScript by manipulating the Device Location field. Attackers can inject malicious scripts through the System Status interface that execute in browsers of users viewing the status page without input sanitation.

Weakness: CWE-79

Which versions are affected by CVE-2026-29513?

It affects 1 product.

Products include Hereta Eth-Imc408m Firmware.

How do I fix CVE-2026-29513?

No fix has been published for CVE-2026-29513 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2026-29513 being exploited?

There is no known exploitation of CVE-2026-29513 in the wild and no public exploit code.

Sources

Also known as GHSA-6j3c-vgxc-c428.