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Ultimate Member CVE-2022-3384

HIGH
Code Injection (CWE-94)
2022-11-29 security@wordfence.com
7.2
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Code injection prevention, sandbox exec
MITRE ATT&CK

2 techniques across 2 tactics: Execution, Initial Access

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 7.2 (HIGH). Attack characteristics: network attack vector, low complexity, high privileges required, no user interaction not required. Public proof-of-concept exploit code is available. EPSS exploitation probability: 38.37%.

Exploit ScenarioDerived

A remote attacker could inject and execute arbitrary code within the application by sending crafted requests to the affected application.

Act Now Prioritize within 24-48h. Why: HIGH severity + EPSS > 10%.
Patch available 38.4% exploitation probability (EPSS)

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AnalysisAI

The Ultimate Member plugin for WordPress is vulnerable to Remote Code Execution in versions up to, and including, 2.5.0 via the populate_dropdown_options function that accepts user supplied input and. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and EPSS exploitation probability 38.4%.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Never evaluate user-controlled input as code. Use sandboxing, disable dangerous functions, apply strict input validation.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Code Injection (CWE-94), which allows attackers to inject and execute arbitrary code within the application. The Ultimate Member plugin for WordPress is vulnerable to Remote Code Execution in versions up to, and including, 2.5.0 via the populate_dropdown_options function that accepts user supplied input and passes it through call_user_func(). This is restricted to non-parameter PHP functions like phpinfo(); since user supplied parameters are not passed through the function. This makes it possible for authenticated attackers, with administrative privileges, to execute code on the server. Affected products include: Ultimatemember Ultimate Member.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 7.2 HIGH
AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Patch released
Apr 08, 2026 - 19:38 nvd
Patch available
PoC Detected
Apr 08, 2026 - 19:17 vuln.today
Public exploit code
CVE Published
Nov 29, 2022 - 21:15 nvd
HIGH 7.2

DescriptionCVE.org

The Ultimate Member plugin for WordPress is vulnerable to Remote Code Execution in versions up to, and including, 2.5.0 via the populate_dropdown_options function that accepts user supplied input and passes it through call_user_func(). This is restricted to non-parameter PHP functions like phpinfo(); since user supplied parameters are not passed through the function. This makes it possible for authenticated attackers, with administrative privileges, to execute code on the server.

Threat Intelligence Overview

Threat Score
4.1/10
Composite threat intelligence
EPSS Score
38.4%
Top 3% exploitable
Exploit
POC
Public exploit code exists
Data Quality
5 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC Yes
EPSS 38.4%
Patch available Yes
Active threat Yes
Deciding rule
HIGH severity + EPSS > 10%
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
Poc
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

94
Low Medium High Critical
KEV: 0
EPSS: +38
CVSS: +36
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Code Injection CRITICAL

Code injection occurs when an application accepts user input and passes it directly into a language interpreter or evaluator without proper sanitization.

Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.

Affected Products (CPE)CVE.org

cpe:2.3:a:ultimatemember:ultimate_member:*:*:*:*:*:wordpress:*:*
CVE-2022-3383 HIGH POC
7.2 Nov 29

The Ultimate Member plugin for WordPress is vulnerable to Remote Code Execution in versions up to, and including, 2.5.0

CVE-2024-1071 CRITICAL POC
9.8 Mar 13

The Ultimate Member - User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugi

CVE-2023-3460 CRITICAL POC
9.8 Jul 04

The Ultimate Member WordPress plugin before 2.6.7 does not prevent visitors from creating user accounts with arbitrary c

CVE-2024-2123 HIGH
7.2 Mar 13

The Ultimate Member - User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugi

CVE-2026-85680 HIGH POC
8.8 Sep 19

Stored cross-site scripting in the Ultimate Member plugin for WordPress (all versions before 2.13.1) lets unauthenticate

CVE-2019-10270 HIGH POC
8.8 Jun 21

An arbitrary password reset issue was discovered in the Ultimate Member plugin 2.39 for WordPress. Rated high severity (

CVE-2019-10673 HIGH POC
8.8 Apr 03

A CSRF vulnerability in a logged-in user's profile edit form in the Ultimate Member plugin before 2.0.40 for WordPress a

CVE-2026-19423 HIGH POC
8.1 Aug 28

Privilege escalation to administrator in the Ultimate Member WordPress plugin (versions 2.6.7 through 2.12.x) allows una

CVE-2026-12251 HIGH POC
8.1 Jul 31

Privilege escalation to WordPress administrator in Ultimate Member plugin before 2.12.1 permits unauthenticated registra

CVE-2026-11766 HIGH POC
8.0 Jul 06

Stored cross-site scripting in the Ultimate Member WordPress plugin before 2.12.0 lets authenticated Subscriber-level us

CVE-2020-37169 MEDIUM POC
6.8 May 13

WordPress Plugin ultimate-member 2.1.3 contains a local file inclusion vulnerability that allows authenticated attackers

CVE-2022-1208 MEDIUM POC
6.4 Jun 13

The Ultimate Member plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Biography field featured o

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