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CVE-2023-21786

26
FAUCET Score

CVE-2023-21786 is a Remote Code Execution (RCE) vulnerability affecting Microsoft 3D Builder. With a CVSS score of 7.8 (High), successful exploitation requires user interaction (UI:R) and could lead to high impact on confidentiality, integrity, and availability (C:H/I:H/A:H) if an attacker can execute arbitrary code on the victim's system. While the vulnerability is not listed in CISA's KEV catalog and no public exploit code (Metasploit, Nuclei, ExploitDB) is currently available, it has garnered some community discussion and media coverage, indicating awareness within the cybersecurity landscape.

Impacted Technologies

VendorProductVersion(s)CPE
< 20.0.1CPE matchmatch criteria
cpe:2.3:a:microsoft:3d_builder:*:*:*:*:*:*:*:*
>= 20.0.0, < 20.0.1CPE match
cpe:2.3:a:microsoft:3d_builder:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.8HIGH

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.93%
Probability of exploitation in next 30 days
EPSS Percentile
56.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0093 is in the 54th percentile among its peer group of 11,616 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

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

Remediation

Patch Available

Vendor Patches (2)

microsoftpatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: 3D BuilderFixed in: 20.0.1
View patch

Vendor Advisories (1)

microsoft2023-Jan/CVE-2023-21786Important

3D Builder Remote Code Execution Vulnerability

Jan 10, 2023

References

msrc.microsoft.com / update-guide/vulnerability/CVE-2023-21786
PatchVendor Advisory