CVE-2025-29816
published 2025-04-08CVE-2025-29816: Improper input validation in Microsoft Office Word allows an unauthorized attacker to bypass a security feature over a network.
PriorityP344high7.5CVSS 3.1
AVNACHPRNUIRSUCHIHAH
EPSS
0.44%
35.9th percentile
Improper input validation in Microsoft Office Word allows an unauthorized attacker to bypass a security feature over a network.
Affected
25 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 < 16.0.5495.1002 | 16.0.5495.1002 |
| 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 | microsoft_office_ltsc_for_mac_2021 | >= 16.0.1 < 16.96.25041326 | 16.96.25041326 |
| microsoft | microsoft_office_ltsc_for_mac_2024 | >= 16.0.0 < 16.96.25041326 | 16.96.25041326 |
| microsoft | microsoft_word_2016 | >= 16.0.1 < 16.0.5495.1002 | 16.0.5495.1002 |
| microsoft | office | — | — |
| microsoft | office | — | — |
| microsoft | office_long_term_servicing_channel | — | — |
| microsoft | office_long_term_servicing_channel | — | — |
| microsoft | word | — | — |
| 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 | — | — |
| msrc | microsoft_office_ltsc_for_mac_2021 | — | — |
| msrc | microsoft_office_ltsc_for_mac_2024 | — | — |
| msrc | microsoft_word_2016 | — | — |
CVSS provenance
nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
vendor_msrc7.5HIGH
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GHSA
GHSA-xcw6-8574-9qv2: Improper input validation in Microsoft Office Word allows an unauthorized attacker to bypass a security feature over a network
ghsa_unreviewed·2025-04-08
CVE-2025-29816 [HIGH] CWE-349 GHSA-xcw6-8574-9qv2: Improper input validation in Microsoft Office Word allows an unauthorized attacker to bypass a security feature over a network
Improper input validation in Microsoft Office Word allows an unauthorized attacker to bypass a security feature over a network.
Microsoft
Microsoft Word Security Feature Bypass Vulnerability
vendor_msrc·2025-04-08·CVSS 7.5
CVE-2025-29816 [HIGH] CWE-349 Microsoft Word Security Feature Bypass Vulnerability
Microsoft Word Security Feature Bypass Vulnerability
Description: Improper input validation in Microsoft Office Word allows an unauthorized attacker to bypass a security feature over a network.
FAQ: Is the Preview Pane an attack vector for this vulnerability?
No, the Preview Pane is not an attack vector.
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?
This vulnerability could allow an attacker to bypass spec
No detection rules found.
No public exploits indexed.
2025-04-08
Published