Microsoft Edge security advisory (AV26-740)
Serial number: AV26-740 Date: July 24, 2026 On July 23, 2026, Microsoft published a security update to address vulnerabilities in the following product: Microsoft Edge Stable Channel – versions prior to 150.0.4078.96 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 addresses vulnerabilities in Microsoft Edge.
- Who is affected
- Users and administrators of Microsoft Edge Stable Channel versions prior to 150.0.4078.96 are affected.
- Urgency
- Remediation is recommended as vulnerabilities may pose security risks, although exploitation is not currently reported.
- Action
- Review the release notes and apply the necessary update.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://cyber.gc.ca/en/alerts-advisories/microsoft-edge-security-advisory-av26-740
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