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CVE-2024-38226

65
FAUCET Score

CVE-2024-38226 is a Microsoft Publisher Security Feature Bypass Vulnerability affecting Microsoft Office 2019, Office LTSC, and Publisher. This high-severity vulnerability (CVSS 7.3) allows an attacker with local access and user interaction to bypass security features, potentially leading to high impact on confidentiality, integrity, and availability. Crucially, this flaw is actively exploited in the wild, as confirmed by its presence in the KEV catalog, and has garnered significant community attention and media coverage, despite no public exploit code being readily available.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:microsoft:office_2019:-:*:*:*:*:*:x64:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:microsoft:office_2019:-:*:*:*:*:*:x86:*
2021CPE matchmatch criteria
cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021:*:*:*:*:*:x64:*
2021CPE matchmatch criteria
cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021:*:*:*:*:*:x86:*
2016CPE matchmatch criteria
cpe:2.3:a:microsoft:publisher:2016:*:*:*:*:*:x64:*

CVSS Data

CVSS version used by this source: 3.1

7.3HIGH

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.3
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.67%
Probability of exploitation in next 30 days
EPSS Percentile
84.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Added to KEV · Sep 10, 2024
This CVE's current EPSS score of 0.0267 is in the 95th percentile among its peer group of 759 CVEs.

Social Chatter

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

Media Mentions

The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (7)

microsoftpatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: Microsoft Office 2019 for 32-bit editionsFixed in: https://aka.ms/OfficeSecurityReleases
microsoftpatch availablevia msrc
Product: Microsoft Office 2019 for 64-bit editionsFixed in: https://aka.ms/OfficeSecurityReleases
microsoftpatch availablevia msrc
Product: Microsoft Office LTSC 2021 for 64-bit editionsFixed in: https://aka.ms/OfficeSecurityReleases
microsoftpatch availablevia msrc
Product: Microsoft Office LTSC 2021 for 32-bit editionsFixed in: https://aka.ms/OfficeSecurityReleases
microsoftpatch availablevia msrc
Product: Microsoft Publisher 2016 (32-bit edition)Fixed in: 16.0.5465.1001
View patch
microsoftpatch availablevia msrc
Product: Microsoft Publisher 2016 (64-bit edition)Fixed in: 16.0.5465.1001
View patch

Vendor Advisories (1)

microsoft2024-Sep/CVE-2024-38226Important

Microsoft Publisher Security Feature Bypass Vulnerability

Sep 10, 2024

References

cisa.gov / known-exploited-vulnerabilities-catalog
US Government Resource
msrc.microsoft.com / update-guide/vulnerability/CVE-2024-38226
PatchVendor Advisory