Is CVE-2026-29521 actively exploited?

No active exploitation of CVE-2026-29521 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-29521 be exploited remotely?

Yes. CVE-2026-29521 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-29521?

CVE-2026-29521 has a CVSS score of 4.3 (MEDIUM).

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MEDIUM

CVE-2026-29521

CWE-352Published: March 16, 2026· Updated: Mar 17, 2026

4.3

CVSS v3.1

EPSS:0.02%probability of exploitation in 30 daysPercentile:3.9th

Official 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.

NVD Source

Technical Analysis

CVE-2026-29521 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.