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CVE-2026-9030

A denial-of-service vulnerability exists in httpd service on Archer A6 v4 where the asynchronous systool instruction handlng path in httpd does not properly synchronize or safely manage concurrent…

Published Aug 7, 2026CWE-362EPSS 0.20%

Overview

CVE-2026-9030 is a known-severity vulnerability. It was published on August 7, 2026.

Technical description

A denial-of-service

vulnerability exists in httpd service on Archer A6 v4 where the asynchronous systool

instruction handlng path in httpd does not properly synchronize or safely manage

concurrent systool operations. 

By sending

crafted systool instructions through the asynchronous request path, successful

exploitation may cause the httpd process or device management service to crash

and may result in temporary loss of access to the web management interface or

device reboot.

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.

Frequently asked questions

What is CVE-2026-9030?

CVE-2026-9030 is a known-severity vulnerability. It was published on August 7, 2026.

How severe is CVE-2026-9030?

CVSS score information is not yet available for this vulnerability. Check back as the CVE record is updated by NVD analysts.

How do I fix or remediate CVE-2026-9030?

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-2026-9030?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-9030 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.