CVE-2012-1856
CISA KEVPublished March 3, 2022 · Updated April 3, 2026
high
Official Description+
The TabStrip ActiveX control in the Common Controls in MSCOMCTL.OCX in Microsoft Office allows remote attackers to execute arbitrary code via a crafted (1) document or (2) web page that triggers system-state corruption.
Affected Products
| Vendor | Product |
|---|---|
| Microsoft | Office |
Patch Status
Patch by 2022-03-24
Recommended Actions
- Check if your systems use any of the affected products listed above.
- Apply vendor patches immediately if available.
- This vulnerability is in CISA's Known Exploited Vulnerabilities catalog — prioritize remediation.
- Monitor vendor advisories for updates and additional mitigations.
- Review logs for indicators of compromise related to CVE-2012-1856.