CVE-2025-29816
Microsoft Word Security Feature Bypass Vulnerability
Improper input validation in Microsoft Office Word allows an unauthorized attacker to bypass a security feature over a network.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Microsoft Word Security Feature Bypass Vulnerability
Improper input validation in Microsoft Office Word allows an unauthorized attacker to bypass a security feature over a network.
- Record
CVE-2025-29816- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Weakness
- CWE-349
- Updated
- 2026-11-02
EUVDEUVD-2025-10113
Improper input validation in Microsoft Office Word allows an unauthorized attacker to bypass a security feature over a network.
- Record
EUVD-2025-10113- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-xcw6-8574-9qv2
Improper input validation in Microsoft Office Word allows an unauthorized attacker to bypass a...
Improper input validation in Microsoft Office Word allows an unauthorized attacker to bypass a security feature over a network.
- Record
GHSA-xcw6-8574-9qv2- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-349
- Updated
- 2026-11-02
NVD
Improper input validation in Microsoft Office Word allows an unauthorized attacker to bypass a security feature over a network.
- Record
CVE-2025-29816- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-349
- Updated
- 2026-11-02
Affected products
- microsoft office
- microsoft word
- microsoft 365 apps
- microsoft 365 apps for enterprise
- microsoft office 2016
- microsoft office 2019
- microsoft office ltsc 2021
- microsoft office ltsc 2024
- microsoft office ltsc for mac 2021
- microsoft office ltsc for mac 2024
- microsoft word 2016
- microsoft office long term servicing channel
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-29816 is a high vulnerability (CVSS 7.5) in Microsoft Office, published April 8, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.48%, the 41st percentile. No source names a fixed version.