What is the CVSS score of CVE-2023-31216?

CVE-2023-31216 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.2%.

Ultimate Member CVE-2023-31216

HIGH

Cross-Site Request Forgery (CSRF) (CWE-352)

2023-07-17 audit@patchstack.com

CSRF Ultimate Member Ultimatemember

8.8

CVSS 3.1 · NVD

View

Vulnerability Assessment

Weakness	CWE CWE-352 OWASP Top 10:2025 A01:2025 - Broken Access Control ASVS 5.0 V3 - Web Frontend Security Anti-CSRF tokens, SameSite cookies MITRE ATT&CK 1 technique across 1 tactic: Initial Access The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. Sign in to read
Impact	CVSS score of 8.8 (HIGH). Attack characteristics: network attack vector, low complexity, no privileges required, user interaction required.
Exploit ScenarioDerived	A remote attacker could trick authenticated users into performing unintended actions by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).

No patch listed yet 0.2% exploitation probability (EPSS)

Get an e-mail when this CVE is exploited, patched or re-scored. Free account.

Alert me

AnalysisAI

Cross-Site Request Forgery (CSRF) vulnerability in Ultimate Member plugin <= 2.6.0 versions. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement anti-CSRF tokens, validate Origin/Referer headers, use SameSite cookie attribute.

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 Cross-Site Request Forgery (CSRF) (CWE-352), which allows attackers to trick authenticated users into performing unintended actions. Cross-Site Request Forgery (CSRF) vulnerability in Ultimate Member plugin <= 2.6.0 versions. Affected products include: Ultimatemember Ultimate Member.

Know when Ultimate Member gets its next vulnerability

Watch products and get an email when something new is published
Check this CVE against your own stack and servers
Exploit and PoC references, threat intelligence from 22 sources

Continue with Google Continue with GitHub

No credit card · 7-day full trial

Severity by source

NVD PRIMARY 8.8 HIGH

AV:N/AC:L/PR:N/UI:R/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

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

DescriptionNVD

Cross-Site Request Forgery (CSRF) vulnerability in Ultimate Member plugin <= 2.6.0 versions.

Threat Intelligence Overview

EPSS Score

0.2%

Top 87% exploitable

Data Quality

2 sources

Confidence: Low

NVD

CVE.org

EPSS

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 No

EPSS 0.2%

Patch available No

Active threat No

Deciding rule

HIGH severity (CVSS 7.0-8.9)

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

None

System Exposure· derived

Open

Automatable· derived

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +44

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Cross-Site Request Forgery MEDIUM

Cross-Site Request Forgery exploits the automatic credential inclusion behavior of web browsers.

Affected Products (CPE)NVD

cpe:2.3:a:ultimatemember:ultimate_member:*:*:*:*:*:wordpress:*:*

More in Ultimate Member

View all

CVE-2022-3384 HIGH Act Now 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-2022-3383 HIGH Act Now 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 Act Now POC

9.8 Mar 13

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

CVE-2023-3460 CRITICAL Act Now 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 Act Now

7.2 Mar 13

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

CVE-2026-85680 HIGH This Week 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 This Week 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 This Week 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 This Week 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 This Week 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 This Week 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 This Month POC

6.8 May 13

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

Same weakness CWE-352 – Cross-Site Request Forgery (CSRF)

View all

CVE-2016-6277 HIGH POC

8.8

CVE-2014-100005 HIGH POC

8.0

CVE-2013-5696 MEDIUM POC

6.8

CVE-2020-36836 HIGH POC

8.0

CVE-2015-2295 MEDIUM POC

6.8

CVE-2016-6897 MEDIUM POC

6.5

CVE-2022-41622 HIGH POC

8.8

CVE-2025-2907 CRITICAL POC

9.8

Same technique CSRF

View all

CVE-2017-9757 HIGH POC

8.8

CVE-2013-4152 MEDIUM POC

6.8

CVE-2024-7094 CRITICAL

9.8

CVE-2015-4624 HIGH POC

7.5

References

Advisories & patches

REF https://patchstack.com/database/vulnerability/ultimate-member/wordpress-ultimate-member-plugin-2-6-0-cross-site-request-forgery-csrf-vulnerability?_s_id=cve

Search Externally

GitHub PoC

Exploit-DB PacketStorm Snyk Rapid7 Nuclei Templates Trickest PoC

Back