SARA / Free Tools / CVE / CVE-2023-36761

CVE-2023-36761 — Microsoft Word Information Disclosure Vulnerability

Microsoft Word Information Disclosure Vulnerability

CVSS

6.5 MEDIUM

EPSS

7.33% (top 8.40%)

CWE

CWE-20

Published

2023-09-12T16:58:46.043Z

Last modified

2025-10-30T18:18:15.210Z

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C

CISA KEV — Actively Exploited

Added to KEV

2023-09-12

BOD 22-01 due

2023-10-03

Ransomware use

Unknown

View KEV detail

01What is this vulnerability?

Microsoft Word Information Disclosure Vulnerability

Vendor	Product	Versions
Microsoft	Microsoft Office 2019	19.0.0
Microsoft	Microsoft 365 Apps for Enterprise	16.0.1
Microsoft	Microsoft Office LTSC 2021	16.0.1
Microsoft	Microsoft Word 2016	16.0.1
Microsoft	Microsoft Word 2013 Service Pack 1	15.0.1
Microsoft	Microsoft Word 2013 Service Pack 1	15.0.1

Yes — actively exploited. Added to the CISA KEV catalog on 2023-09-12. Ransomware use: Unknown.

Patch to a fixed version listed in the vendor advisory (see references below).
Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
Hunt historical logs for exploitation indicators — see Detection signatures below.

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

msrc.microsoft.com — https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36761

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