CVE-2017-0037
Microsoft Edge and Internet Explorer Type Confusion Vulnerability
- Published
- Feb 26, 2017
- Updated
- Oct 21, 2025
- Assigning CNA
- microsoft
- Evidence observed
- Feb 24, 2017
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HHigh · next 30 days
- Percentile
- 99.6%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
CISA Known Exploited
This CVE appears in the CISA Known Exploited Vulnerabilities catalog.
Summary
Microsoft Internet Explorer 10 and 11 and Microsoft Edge have a type confusion issue in the Layout::MultiColumnBoxBuilder::HandleColumnBreakOnColumnSpanningElement function in mshtml.dll, which allows remote attackers to execute arbitrary code via vectors involving a crafted Cascading Style Sheets (CSS) token sequence and crafted JavaScript code that operates on a TH element.
Sources
4- CVE-2017-0037Research
Technical analysis of CVE-2017-0037, a Microsoft browser memory corruption vulnerability enabling remote code execution via type confusion in CSS/JS handling, with PoC exploit details and mitigation strategies.
- Microsoft Edge / Internet Explorer - 'HandleColumnBreakOnColumnSpanningElement' Type ConfusionExploit
Google Security Research · windows · Feb 24, 2017
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