CVE-2025-21346
published 2025-01-14CVE-2025-21346: Microsoft Office Security Feature Bypass Vulnerability
PriorityP339high7.8CVSS 3.1
AVLACLPRNUIRSUCHIHAH
EPSS
0.66%
47.4th percentile
Microsoft Office Security Feature Bypass Vulnerability
Affected
18 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | microsoft_365_apps_for_enterprise | >= 16.0.1 < https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
| microsoft | microsoft_office_2016 | >= 16.0.0 < 16.0.5483.1001 | 16.0.5483.1001 |
| microsoft | microsoft_office_2019 | >= 19.0.0 < https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
| microsoft | microsoft_office_ltsc_2021 | >= 16.0.1 < https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
| microsoft | microsoft_office_ltsc_2024 | >= 16.0.0 < https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
| microsoft | office | — | — |
| microsoft | office | — | — |
| microsoft | office_long_term_servicing_channel | — | — |
| microsoft | office_long_term_servicing_channel | — | — |
| msrc | microsoft_365_apps_for_enterprise_for_32-bit_systems | — | — |
| msrc | microsoft_365_apps_for_enterprise_for_64-bit_systems | — | — |
| msrc | microsoft_office_2016 | — | — |
| msrc | microsoft_office_2019_for_32-bit_editions | — | — |
| msrc | microsoft_office_2019_for_64-bit_editions | — | — |
| msrc | microsoft_office_ltsc_2021_for_32-bit_editions | — | — |
| msrc | microsoft_office_ltsc_2021_for_64-bit_editions | — | — |
| msrc | microsoft_office_ltsc_2024_for_32-bit_editions | — | — |
| msrc | microsoft_office_ltsc_2024_for_64-bit_editions | — | — |
CVSS provenance
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
vendor_msrc7.1HIGH
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Microsoft
Microsoft Office Security Feature Bypass Vulnerability
vendor_msrc·2025-01-14·CVSS 7.1
CVE-2025-21346 [HIGH] CWE-693 Microsoft Office Security Feature Bypass Vulnerability
Microsoft Office Security Feature Bypass Vulnerability
FAQ: There are multiple update packages available for some of the affected software. Do I need to install all the updates listed in the Security Updates table for the software?
Yes. Customers should apply all updates offered for the software installed on their systems. If multiple updates apply, they can be installed in any order.
FAQ: What kind of security feature could be bypassed by successfully exploiting this vulnerability?
An attacker who successfully exploits this vulnerability could bypass Windows Defender Application Control (WDAC) enforcement. This could lead to the ability to run unauthorized applications on target systems.
FAQ: According to the CVSS metric, user interaction is required (UI:R). What interaction would the
GHSA
GHSA-6xcg-8gp2-j443: Microsoft Office Security Feature Bypass Vulnerability
ghsa_unreviewed·2025-01-14
CVE-2025-21346 [HIGH] CWE-693 GHSA-6xcg-8gp2-j443: Microsoft Office Security Feature Bypass Vulnerability
Microsoft Office Security Feature Bypass Vulnerability
No detection rules found.
No public exploits indexed.
2025-01-14
Published