CVE-2025-22389

HIGH
8
CVSS Score
Published: January 4, 2025 at 12:00 AM UTC
Updated: June 17, 2026 at 08:46 AM UTC
1 product affected across 1 vendorOptimizely CMS

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Severity
HIGH8
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 12.32.0
Affected range stops below 12.32.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8HIGHCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-434

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