Microsoft Edge security advisory (AV26-622)
Serial number: AV26-622 Date: June 22, 2026 On June 18, 2026, Microsoft published a security update to address vulnerabilities in the following product: Microsoft Edge Stable Channel – versions prior to 149.0.4022.80 The Cyber Centre encourages users and administrators to review the provided web link and apply the necessary update. Microsoft Edge Stable Channel Release Notes
CSIRTS triage
- What
- A security update was released to address vulnerabilities in Microsoft Edge.
- Who is affected
- Users of Microsoft Edge Stable Channel prior to the specified version are affected.
- Urgency
- Remediation is important to ensure security, although the severity is unknown.
- Action
- Users should update to version 149.0.4022.80 or later.
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Details
Original advisory: https://cyber.gc.ca/en/alerts-advisories/microsoft-edge-security-advisory-av26-622
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