CVE-2025-22389

Name: CVE-2025-22389
Creator: NVD / NIST
Published: 2025-01-04T02:15:07.6+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8/10EPSS 0.47%

Last modified Jun 17, 2026

CVE-2025-22389 is a high-severity vulnerability rated 8/10 on the CVSS scale. An issue was discovered in Optimizely EPiServer.CMS.Core before 12.32.0. A medium-severity vulnerability exists in the CMS, where the application does not properly validate uploaded files. EPSS estimates a 0.47% chance of exploitation in the next 30 days.

Description

An issue was discovered in Optimizely EPiServer.CMS.Core before 12.32.0. A medium-severity vulnerability exists in the CMS, where the application does not properly validate uploaded files. This allows the upload of potentially malicious file types, including .docm .html. When accessed by application users, these files can be used to execute malicious actions or compromise users' systems.

Metrics

CVSS 3.1

8/10

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

EPSS Probability

0.47%

37.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Optimizely	Optimizely Cms	< 12.32.0

References

https://support.optimizely.com/hc/en-us/articles/33182404079629-Content-Management-System-CMS-Security-Advisory-CMS-2025-03Vendor Advisory

Timeline

Published: Jan 4, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-22389?

How severe is CVE-2025-22389?

CVE-2025-22389 has a CVSS score of 8/10 (HIGH severity). The EPSS model estimates a 0.47% probability of exploitation in the next 30 days.

How do I fix CVE-2025-22389?

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-2025-22389?

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

Scan your code now

Source: NVD / NIST