What happened
Microsoft MSHTML contains a unspecified vulnerability that allows for remote code execution.
Affected versions
MSHTML: See original advisory Fixed: See vendor advisory.
Why it matters
This source correlation may provide earlier visibility while structured CVE metadata is still being updated.
Detection & mitigation
- Review the original advisory and validate affected versions.
- Apply vendor-provided updates or mitigations when available.
Public PoC references
RepositoryAuthorFirst seenReference
SploitusExploit for CVE-2021-40444. CVSS 8.8.Sploitus index2026-09-06T20:32:24+00:00CandidateSource timeline
Discovered through CISA Known Exploited VulnerabilitiesView source ↗
Added to CISA Known Exploited Vulnerabilities catalogView source ↗
Record history
Record created from the first normalized source observation.
Metadata and source references refreshed.