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CVE-2023-36765

27
FAUCET Score

CVE-2023-36765 is a critical Elevation of Privilege vulnerability affecting Microsoft Office products. With a CVSS score of 9.8, it presents a severe risk, allowing unauthenticated attackers to gain full control over affected systems without user interaction. Despite its high severity and potential for complete compromise (confidentiality, integrity, and availability), there is currently no evidence of active exploitation, nor are public exploit codes available in Metasploit, Nuclei, or ExploitDB. Community discussion and media coverage indicate some awareness, but it is not yet on the CISA KEV catalog.

Impacted Technologies

VendorProductVersion(s)CPE
2019CPE matchmatch criteria
cpe:2.3:a:microsoft:office:2019:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.8HIGH

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
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
1.00%
Probability of exploitation in next 30 days
EPSS Percentile
59.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0100 is in the 44th percentile among its peer group of 36,897 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

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 (3)

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

Vendor Advisories (1)

microsoft2023-Sep/CVE-2023-36765Important

Microsoft Office Elevation of Privilege Vulnerability

Sep 12, 2023

References

msrc.microsoft.com / update-guide/vulnerability/CVE-2023-36765
PatchVendor Advisory