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CVE-2026-3943

7.3 · HIGH

A vulnerability was found in H3C ACG1000-AK230 up to 20260227.

Published Mar 11, 2026CWE-74EPSS 4.81%

Overview

CVE-2026-3943 is a high-severity vulnerability. It was published on March 11, 2026 and has a CVSS 3.1 base score of 7.3 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.3, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

A vulnerability was found in H3C ACG1000-AK230 up to 20260227. This affects an unknown part of the file /webui/?aaa_portal_auth_local_submit. The manipulation of the argument suffix results in command injection. The attack can be launched remotely. The exploit has been made public and could be used. The vendor is investigating and remediating this issue.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/leeyper/CVE/issues/1Refvuldb.com/?ctiid.350353Refvuldb.com/?id.350353Refvuldb.com/?submit.768850

How CyberStrike helps

Frequently asked questions

What is CVE-2026-3943?

CVE-2026-3943 is a high-severity vulnerability. It was published on March 11, 2026 and has a CVSS 3.1 base score of 7.3 (HIGH).

How severe is CVE-2026-3943?

This vulnerability has a CVSS 3.1 base score of 7.3, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2026-3943?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-3943?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-3943 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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