A remote code execution vulnerability exists in the way that the ActiveX Data objects (ADO) handles objects in memory, aka 'Windows ActiveX…

published 2019-04-09 7y ago modified 2026-06-17 4mo ago also EUVD-2019-1540

cvss: 7.5; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 8.3%; EPSS 8.3% chance of exploitation in 30 days, percentile 94%
public exploits: 0; none known

A remote code execution vulnerability exists in the way that the ActiveX Data objects (ADO) handles objects in memory, aka 'Windows ActiveX Remote Code Execution Vulnerability'.

Patch / fix

links 1

portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0784 advisory

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Exploit prediction

8.26% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.0	7.5	CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD	2.0	7.6	AV:N/AC:H/Au:N/C:C/I:C/A:C

Affected products

Microsoft Windows
Microsoft Windows Server

Classification

Weakness

CWE-787 Out-of-bounds Write

References

portal.msrc.microsoft.com /en-US/security-guidance/advisory/CVE-2019-0784
patch, vendor-advisory

Sources

CVE List CVE-2019-0784
NVD CVE-2019-0784

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