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CVE-2018-8373

CISA KEV

Published March 25, 2022 · Updated April 3, 2026

high
Official Description+

A remote code execution vulnerability exists in the way that the scripting engine handles objects in memory in Internet Explorer.

Affected Products

VendorProduct
MicrosoftInternet Explorer Scripting Engine

Patch Status

Patch by 2022-04-15

Recommended Actions

  1. Check if your systems use any of the affected products listed above.
  2. Apply vendor patches immediately if available.
  3. This vulnerability is in CISA's Known Exploited Vulnerabilities catalog — prioritize remediation.
  4. Monitor vendor advisories for updates and additional mitigations.
  5. Review logs for indicators of compromise related to CVE-2018-8373.