CVE-2023-21715
Microsoft Office Publisher Security Feature Bypass Vulnerability
Microsoft OfficeApplications & CMS
CVSS
7.3HighExploit odds (EPSS)12.0%Chance of exploitation activity in the next 30 days, higher than 96% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
CISA required actionApply updates per vendor instructions. CISA KEV
What fixes it
No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.
Timeline
Description
Microsoft Office Publisher contains a security feature bypass vulnerability that allows for a local, authenticated attack on a targeted system.
Text from CVE List
Affected versions 1
- Microsoft 365 Apps for Enterpriseaffected: 16.0.1 before https://aka.ms/OfficeSecurityReleasesCVE List
References 4
- msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21715Advisoryvia CVE List
- msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2023-21715Referencevia CISA KEV
- nvd.nist.gov/vuln/detail/CVE-2023-21715Referencevia CISA KEV
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-21715Referencevia CVE List