CVE-2026-90974

WP Fusion Lite 3.37.14 - 3.47.14 - Unauthenticated CRM Integration Settings Update

MEDIUM
6.5
CVSS Score
Published: October 1, 2026 at 06:00 AM UTC
Updated: October 1, 2026 at 01:11 PM UTC
1 product affected across 1 vendorWP Fusion Lite

Using WP Fusion Lite by Unknown?

Get instant alerts when new vulnerabilities affect WP Fusion Lite - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM6.5
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

The WP Fusion Lite WordPress plugin before 3.48.0 does not require authentication on a settings handler that runs during admin initialization, allowing unauthenticated users to overwrite the site's CRM integration endpoint and credentials, after which synced user data is delivered to an attacker-chosen host.

Affected

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

3.37.14 ≤ v < 3.48.03.37.14
Affected range stops below 3.48.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

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

CVSS

6.5MEDIUMCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-862

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card