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CVE-2019-12811

26
FAUCET Score

CVE-2019-12811 is a critical vulnerability affecting the ActiveX Control in MyBuilder versions prior to 6.2.2019.814, as well as associated Microsoft Windows products. This flaw allows an unauthenticated attacker to execute arbitrary commands remotely through the ShellOpen method, leading to complete compromise of confidentiality, integrity, and availability. Despite its CVSS score of 9.8, there is no known public exploit code, Metasploit modules, or evidence of active exploitation, and it has received minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 6.2.2019.814CPE matchmatch criteria
cpe:2.3:a:activesoft:mybuilder:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.16%
Probability of exploitation in next 30 days
EPSS Percentile
80.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0216 is in the 69th percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

boho.or.kr / krcert/secNoticeView.do
Third Party Advisory