Microsoft Edge security advisory (AV26-659)
Serial number: AV26-659 Date: July 6, 2026 On July 2, 2026, Microsoft published a security update to address vulnerabilities in the following product: Microsoft Edge Stable Channel – versions prior to 150.0.4078.48 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
- Microsoft published a security update addressing vulnerabilities in Microsoft Edge.
- Who is affected
- Users and administrators of Microsoft Edge Stable Channel.
- Urgency
- Remediation is encouraged, but the severity of the vulnerabilities is unknown.
- Action
- Update Microsoft Edge to the latest version.
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Details
Original advisory: https://cyber.gc.ca/en/alerts-advisories/microsoft-edge-security-advisory-av26-659
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