How severe is CVE-2026-29520?

CVE-2026-29520 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2026-29520 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-29520?

CVE-2026-29520 affects Hereta Eth-imc408m Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-29520?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-29520 have an EU (EUVD) identifier?

Yes. CVE-2026-29520 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-12462.

When was CVE-2026-29520 published?

CVE-2026-29520 was published on 2026-03-16 and last updated on 2026-06-17.

CVE-2026-29520

CVE-2026-29520 is a medium-severity vulnerability in Hereta Eth-imc408m Firmware with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v4: 5.1
EPSS exploit prediction: 0% (5th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-12462
Weakness: CWE-79
Affected product: Hereta Eth-imc408m Firmware
Published: 2026-03-16
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2026-29520?: CVE-2026-29520 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2026-29520 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-29520?: CVE-2026-29520 affects Hereta Eth-imc408m Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-29520?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-29520 have an EU (EUVD) identifier?: Yes. CVE-2026-29520 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-12462.
When was CVE-2026-29520 published?: CVE-2026-29520 was published on 2026-03-16 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:hereta:eth-imc408m_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Hereta Eth-imc408m Firmware

CVE-2026-29513 — Medium (CVSS 5.4): Hereta ETH-IMC408M firmware version 1.0.15 and prior contain a stored cross-site scripting vulnerability that allows…
CVE-2026-29510 — Medium (CVSS 5.4): Hereta ETH-IMC408M firmware version 1.0.15 and prior contain a stored cross-site scripting vulnerability that allows…
CVE-2026-29521 — Medium (CVSS 4.3): Hereta ETH-IMC408M firmware version 1.0.15 and prior contain a cross-site request forgery vulnerability that allows…

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