CVE-2025-62843
6.8 · MEDIUMOverview
CVE-2025-62843 is a medium-severity vulnerability affecting qnap qurouter. It was published on March 20, 2026 and has a CVSS 3.1 base score of 6.8 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 6.8, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical Description
An improper restriction of communication channel to intended endpoints vulnerability has been reported to affect QHora. If an attacker gains physical access, they can then exploit the vulnerability to gain the privileges that were intended for the original endpoint.
We have already fixed the vulnerability in the following version:
QuRouter 2.6.3.009 and later
Remediation
Check the references section for vendor advisories and patches from qnap. Update qurouter to the latest patched version. 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.
Affected Products
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Frequently Asked Questions
What is CVE-2025-62843?
CVE-2025-62843 is a medium-severity vulnerability affecting qnap qurouter. It was published on March 20, 2026 and has a CVSS 3.1 base score of 6.8 (MEDIUM).
How severe is CVE-2025-62843?
This vulnerability has a CVSS 3.1 base score of 6.8, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2025-62843?
Check the references section for vendor advisories and patches from qnap. Update qurouter to the latest patched version. 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-2025-62843?
CyberStrike's AI-powered security agents can automatically detect CVE-2025-62843 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
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