Question 1

What is the EOL Risk Score for Microsoft Edge 153?

Accepted Answer

Microsoft Edge 153 has an EOL Risk Score™ of 25 out of 100, placing it in the Low risk band. The score is calculated from four factors: EOL Recency (15/40), Attack Surface (10/30), CISA KEV Exposure (0/20), and Extended Support Availability (0/10).

Question 2

Is Microsoft Edge 153 still supported?

Accepted Answer

Microsoft Edge 153 is currently supported. End of life is scheduled for September 24, 2026. Plan your migration before that date to avoid security risk.

Question 3

When does Microsoft Edge 153 reach end of life?

Accepted Answer

Microsoft Edge 153 reached (or will reach) end of life on September 24, 2026. After this date, no security patches or bug fixes are issued by the vendor.

Question 4

What are the security risks of running Microsoft Edge 153 after end of life?

Accepted Answer

After end of life, Microsoft Edge 153 no longer receives security patches. Any newly discovered CVEs remain unpatched indefinitely. Organizations running EOL software also face compliance violations under SOC 2, PCI DSS, HIPAA, and ISO 27001, which require use of supported software versions.