CVE-2012-1854
High 7.8 Exploited in the wild (KEV)
Confirmed active exploitation — CISA KEV catalog
- Name
- Microsoft Visual Basic for Applications Insecure Library Loading Vulnerability
- Added to catalog
- Remediation due date (US federal)
- Required action
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Description
Untrusted search path vulnerability in VBE6.dll in Microsoft Office 2003 SP3, 2007 SP2 and SP3, and 2010 Gold and SP1; Microsoft Visual Basic for Applications (VBA); and Summit Microsoft Visual Basic for Applications SDK allows local users to gain privileges via a Trojan horse DLL in the current working directory, as demonstrated by a directory that contains a .docx file, aka "Visual Basic for Applications Insecure Library Loading Vulnerability," as exploited in the wild in July 2012.
Metrics
- CVSS 3.1
-
7.8 (HIGH)
Score source: CNA
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 21% (percentile: 98) as of 1 November 2026
- CWE
- CWE-426
Affected products
microsoft: office; microsoft: visual basic for applications; microsoft: visual basic for applications sdk
References
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-0… MitigationVendor Advisory
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-0… MitigationVendor Advisory
- https://learn.microsoft.com/en-us/security-updates/SecurityBulletins/2012/ms12-… MitigationVendor Advisory
- http://www.us-cert.gov/cas/techalerts/TA12-192A.html US Government Resource
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%… Broken Link
- http://www.us-cert.gov/cas/techalerts/TA12-192A.html US Government Resource
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%… Broken Link
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2012… US Government Resource