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CVE-2026-0206

4.9 · MEDIUM
Published Apr 29, 2026 sonicwall CWE-121

Overview

CVE-2026-0206 is a medium-severity vulnerability affecting sonicwall sonicos. It was published on April 29, 2026 and has a CVSS 3.1 base score of 4.9 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 4.9, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical Description

A post-authentication Stack-based Buffer Overflow vulnerabilities in SonicOS allows a remote attacker to crash a firewall.

Remediation

Check the references section for vendor advisories and patches from sonicwall. Update sonicos 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

Vendor Product Versions Status
sonicwall sonicos >= 0, < 6.5.5.2-28n Affected

Frequently Asked Questions

What is CVE-2026-0206?

CVE-2026-0206 is a medium-severity vulnerability affecting sonicwall sonicos. It was published on April 29, 2026 and has a CVSS 3.1 base score of 4.9 (MEDIUM).

How severe is CVE-2026-0206?

This vulnerability has a CVSS 3.1 base score of 4.9, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2026-0206?

Check the references section for vendor advisories and patches from sonicwall. Update sonicos 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-2026-0206?

CyberStrike's AI-powered security agents can automatically detect CVE-2026-0206 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.