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Luu, T.J.

🔥 This vulnerability is being actively exploited in the wild (CISA Known Exploited Vulnerabilities catalog)

CVE-2012-1854: Microsoft Visual Basic for Applications Insecure Library Loading Vulnerability

infovulnerability🔥 Actively Exploited

security

Source: CISA Known Exploited VulnerabilitiesApril 12, 2026CVE-2012-1854

Summary

Microsoft Visual Basic for Applications (VBA, a programming language used in Microsoft Office) has a vulnerability in how it loads libraries (pre-written code) that could let attackers run malicious code on your computer remotely. This flaw is currently being exploited by attackers in the real world.

Solution / Mitigation

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Vulnerability Details

EPSS (30-day exploit probability)

EPSS: 1.4%

Patch Available

Yes

Exploit Maturity

🔥 Actively Exploited

Disclosure Date

April 12, 2026

Classification

Attack SophisticationModerate

Taxonomy References

CWE (Weakness Type)

CWE-426

Monthly digest — independent AI security research

Original source: https://nvd.nist.gov/vuln/detail/CVE-2012-1854

First tracked: April 13, 2026 at 02:00 PM

Classified by LLM (prompt v3) · confidence: 95%