Ref# ADV2026_35 | Date: Jan 27th 2026

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Microsoft Edge published a security advisory highlighting vulnerabilities in the following product on January 23rd, 2026. It is recommended that you take the necessary precautions by ensuring your products are always updated. 

• Microsoft Edge Stable Channel – versions prior to 144.0.3719.92 

For more information on this update, you can follow this URL: 

https://www.cyber.gc.ca/en/alerts-advisories/microsoft-edge-security-advisory-av26-057 

The Guyana National CIRT recommends that users and administrators review this update and apply it where necessary. 

References 

• Microsoft Edge Security advisories. (January 26th, 2026). Retrieved from Canadian Centre for Cyber Security https://www.cyber.gc.ca/en/alerts-advisories/microsoft-edge-security-advisory-av26-057 

• Vmliramichael. (n.d.). Release notes for Microsoft Edge Security Updates. Microsoft Learn. https://learn.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security#january-23-2026