What is CVE-2026-29520?

CVE-2026-29520 is a medium-severity vulnerability in Hereta Eth-Imc408m, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-03-16.

How severe is CVE-2026-29520?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Hereta Eth-Imc408m

CVE-2026-29520

Hereta ETH-IMC408M firmware version 1.0.15 and prior contain a reflected cross-site scripting vulnerability in the Network Diagnosis ping function that allows attackers to execute arbitrary JavaScript. Attackers can craft malicious links with injected script payloads in the ping_ipaddr parameter to compromise authenticated administrator sessions when the links are visited.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (5.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Hereta Eth-imc408m
Hereta Eth-imc408m_firmware
Shenzhen Hereta Technology Co., Ltd. Eth-imc408m — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

disclosure@vulncheck.com (Product, product)
disclosure@vulncheck.com (Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2026-29520?: CVE-2026-29520 is a medium-severity vulnerability in Hereta Eth-Imc408m, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-03-16.
How severe is CVE-2026-29520?: Medium severity. CVSS v3 base score is 6.1 out of 10.