CVE-2012-1854 — Microsoft Visual Basic for Applications (VBA): Microsoft Visual Basic for Applications Insecure Library Loading Vulnerability

CVE-2012-1854 — Microsoft Visual Basic for Applications (VBA): Microsoft Visual Basic for Applications Insecure Library Loading Vulnerability

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CVE-2012-1854 — Microsoft Visual Basic for Applications (VBA) contains an insecure library loading vulnerability that could allow for remote code execution.

What This Means For You

  • CISA has confirmed active exploitation — immediate patching required.
  • Added to CISA KEV catalog — federal agencies must remediate by 2026-04-27.

Related ATT&CK Techniques

🛡️ Detection Rules

5 rules · 5 SIEM formats

5 auto-generated detection rules for this incident, mapped to MITRE ATT&CK. Available in Sigma, Splunk SPL, Sentinel KQL, Elastic Lucene, and QRadar AQL.

medium T1566.002 Initial Access

Click on Phishing Link from CVE-2012-1854 Domain

Sigma Splunk SPL Sentinel KQL Elastic QRadar AQL

Get this rule in your SIEM's native format — copy, paste, detect. No manual conversion.

5 Sigma rules mapped to the ATT&CK techniques from this breach — pick your SIEM and get a ready-to-paste query.

Get Detection Rules →

Indicators of Compromise

IDTypeIndicator
CVE-2012-1854 RCE Microsoft Visual Basic for Applications (VBA) insecure library loading vulnerability
CVE-2012-1854 RCE Affected product: Microsoft Visual Basic for Applications (VBA)
Source & Attribution
Source PlatformCISA
ChannelCISA KEV
PublishedApril 13, 2026 at 15:00 UTC

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