Which versions of Eth Imc408M Firmware are affected by CVE-2026-29520?

CVE-2026-29520 presents moderate security risk, a cross-site scripting vulnerability rated CVSS 6.1. Attackers could inject scripts to steal sessions or perform actions as authenticated users.

How to fix or mitigate CVE-2026-29520?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.

Eth Imc408M Firmware CVE-2026-29520

Q: What is the CVSS score of CVE-2026-29520?

CVE-2026-29520 has a CVSS 4.0 base score of 5.1 (Medium). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 0.0%.

EUVD-2026-12462 MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2026-03-16 disclosure@vulncheck.com

XSS Eth Imc408M Firmware

5.1

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

5.1 MEDIUM

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Scope

Lifecycle Timeline

EUVD ID Assigned

Mar 16, 2026 - 18:30 euvd

EUVD-2026-12462

Analysis Generated

Mar 16, 2026 - 18:30 vuln.today

CVE Published

Mar 16, 2026 - 18:16 nvd

MEDIUM 5.1

DescriptionCVE.org

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.

AnalysisAI

Reflected XSS in Hereta ETH-IMC408M firmware versions 1.0.15 and earlier enables attackers to inject malicious scripts through the Network Diagnosis ping function's ping_ipaddr parameter. An attacker can craft a malicious link that, when clicked by an authenticated administrator, executes arbitrary JavaScript in their browser session, potentially compromising the device. No patch is currently available.