CVE-2018-8530: Microsoft Edge

Medium severity, CVSS 4.3. EPSS: 5.5% chance of exploitation in the next 30 days.

A security feature bypass vulnerability exists when Microsoft Edge improperly handles requests of different origins, aka "Microsoft Edge Security Feature Bypass Vulnerability." This affects Microsoft Edge. This CVE ID is unique from CVE-2018-8512.

Affected products

• Microsoft Edge: affected versions not specified

Published 2018-10-10. Last modified 2026-06-17.