CVE-2025-29816

Improper input validation in Microsoft Office Word allows an unauthorized attacker to bypass a security feature over a network.

Score

CVSS 3.1 7.5 High

Status

Analyzed - secure@microsoft.com

Published

2025-04-08

Last modified

2026-08-10

Weaknesses

CWE-349

Affected products

• 365 Apps (Microsoft)
• Office (Microsoft)
• Office 2016 (Microsoft)
• Office 2019 (Microsoft)
• Office 2021 (Microsoft)
• Office 2024 (Microsoft)
• Office Long Term Servicing Channel (Microsoft)
• Office Macos 2021 (Microsoft)
• Office Macos 2024 (Microsoft)
• Word (Microsoft)
• Word 2016 (Microsoft)

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-29816