CVE-2025-59229

Name: CVE-2025-59229
Creator: NVD / NIST
Published: 2025-10-14T17:16:03.947+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.38%

Last modified Jun 17, 2026

CVE-2025-59229 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Uncaught exception in Microsoft Office allows an unauthorized attacker to deny service locally.. EPSS estimates a 0.38% chance of exploitation in the next 30 days.

Description

Uncaught exception in Microsoft Office allows an unauthorized attacker to deny service locally.

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS Probability

0.38%

30.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-248

Affected Software

Vendor	Product	Versions
Microsoft	365 Apps	All versions
Microsoft	Office Long Term Servicing Channel	2024

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59229Vendor Advisory

Timeline

Published: Oct 14, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-59229?

Uncaught exception in Microsoft Office allows an unauthorized attacker to deny service locally.

How severe is CVE-2025-59229?

CVE-2025-59229 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.38% probability of exploitation in the next 30 days.

How do I fix CVE-2025-59229?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-59229?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST