Microsoft Visual Basic for Applications Insecure Library Loading Vulnerability

Added to KEV
2026-04-13
Federal due date
2026-04-27
Vendor
Microsoft
Product
Visual Basic for Applications (VBA)
EPSS
87.7th percentile (score 0.034, as of 2026-06-08)
NVD CVSS v3.1
Ransomware use
Unknown
Upstream
https://nvd.nist.gov/vuln/detail/CVE-2012-1854

CISA short description

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

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.

EPSS percentile is the FIRST.org exploit-probability ranking as of the date noted above; it moves daily. CVSS reflects NVD's analysis at time of publication.