Microsoft Internet Explorer: Internet Explorer Resource Management Errors Vulnerability
Microsoft Internet Explorer
Microsoft Internet Explorer contains a memory corruption vulnerability that allows for remote code execution. The impacted products could be end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization. Added to CISA KEV on 2025-08-12.
Why this severity: CVSS 8.8 (CISA ADP, v3.1); actively exploited (CISA KEV)
- Started
- Aug 12, 2025
- Closed
- Aug 12, 2025
Affected
- See vendor advisory / CISA notes (versions not always listed in KEV feed)
Fixed in
- See vendor advisory linked in sources
Timeline1
CISA added CVE-2013-3893 to the KEV catalog (due 2025-09-02).
Advisories3
Notes & caveats
Derived from CISA KEV JSON feed catalogVersion 2026.10.21. CVSS from the CVE record (cvelistV5). Exact affected/fixed version strings are not always in the KEV record; verify against the vendor advisory URL. startedAt uses dateAdded (exploitation may have begun earlier; many entries are older CVEs newly confirmed as exploited in 2025). KEV says affected products could be end-of-life, so some devices may never get a fix.
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