CVE-2025-29816
Improper input validation in Microsoft Office Word allows an unauthorized attacker to bypass a security feature over a network.
Scoring
- Severity
- HIGH
- CVSS base score
- 7.5
- CVSS vector
- 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
- EPSS probability
- 0.46%
- CWE
- CWE-349
- Published
- 2025-04-08
- Last modified
- 2026-08-10
Affected products
- Microsoft Microsoft 365 Apps for Enterprise
- Microsoft Microsoft Office 2016
- Microsoft Microsoft Office 2019
- Microsoft Microsoft Office LTSC 2021
- Microsoft Microsoft Office LTSC 2024
- Microsoft Microsoft Office LTSC for Mac 2021
- Microsoft Microsoft Office LTSC for Mac 2024
- Microsoft Microsoft Word 2016
Weakness type
Related vulnerabilities
- CVE-2024-25638 — DNSJava DNSSEC Bypass
- CVE-2025-5994 — Cache poisoning via the ECS-enabled Rebirthday Attack
- CVE-2023-44317 — A vulnerability has been identified in RUGGEDCOM RM1224 LTE(4G) EU (6GK6108-4AM00-2BA2) (All versions < V7.2.2), RUGGEDC
- CVE-2025-40778 — Cache poisoning attacks with unsolicited RRs
- CVE-2025-40776 — Birthday Attack against Resolvers supporting ECS
- CVE-2026-1642 — NGINX vulnerability
- CVE-2026-41120 — Dell Wyse Management Suite, versions prior to WMS 5.5 HF1, contain an Acceptance of Extraneous Untrusted Data With Trust
- CVE-2021-21374 — Nimble fails to validate certificates due to insecure httpClient defaults