What is the CVSS score of CVE-2023-6491?

CVE-2023-6491 has a CVSS 3.1 base score of 4.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N. EPSS exploitation probability: 0.2%.

Strong Testimonials CVE-2023-6491

MEDIUM

Improper Access Control (CWE-284)

2024-06-07 security@wordfence.com

WordPress Authentication Bypass Strong Testimonials Wordpress Plugin Wpchill

4.3

CVSS 3.1 · NVD

View

Vulnerability Assessment

Weakness	CWE CWE-284 OWASP Top 10:2025 A01:2025 - Broken Access Control ASVS 5.0 V8 - Authorization Access control enforcement MITRE ATT&CK 1 technique across 1 tactic: Defense Evasion 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 4.3 (MEDIUM). Attack characteristics: network attack vector, low complexity, low privileges required, no user interaction not required. EPSS exploitation probability: 0.19%.
Exploit ScenarioDerived	This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).

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

The Strong Testimonials plugin for WordPress is vulnerable to unauthorized modification of data due to an improper capability check on the wpmtst_save_view_sticky function in all versions up to, and. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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 under CWE-284. The Strong Testimonials plugin for WordPress is vulnerable to unauthorized modification of data due to an improper capability check on the wpmtst_save_view_sticky function in all versions up to, and including, 3.1.12. This makes it possible for authenticated attackers, with contributor access and above, to modify favorite views. Affected products include: Wpchill Strong Testimonials.

Know when Strong Testimonials 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 4.3 MEDIUM

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

DescriptionCVE.org

The Strong Testimonials plugin for WordPress is vulnerable to unauthorized modification of data due to an improper capability check on the wpmtst_save_view_sticky function in all versions up to, and including, 3.1.12. This makes it possible for authenticated attackers, with contributor access and above, to modify favorite views.

Threat Intelligence Overview

EPSS Score

0.2%

Top 59% exploitable

Data Quality

3 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 MEDIUM

CISA KEV No

Public POC No

EPSS 0.2%

Patch available No

Active threat No

Deciding rule

MEDIUM severity (CVSS 4.0-6.9)

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: +22

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Authentication Bypass CRITICAL

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

Affected Products (CPE)CVE.org

cpe:2.3:a:wpchill:strong_testimonials:*:*:*:*:*:wordpress:*:*

More in Strong Testimonials

View all

CVE-2020-8549 MEDIUM This Month POC

6.1 Feb 03

Stored XSS in the Strong Testimonials plugin before 2.40.1 for WordPress can result in an attacker performing malicious

CVE-2024-3261 MEDIUM This Month POC

4.8 Apr 24

The Strong Testimonials WordPress plugin before 3.1.12 does not validate and escape some of its Testimonial fields befor

CVE-2026-96650 HIGH This Week

7.2 Oct 03

Stored cross-site scripting in the Strong Testimonials WordPress plugin (all versions through 3.3.11) can let unauthenti

CVE-2026-107435 HIGH This Week

7.1 Oct 21

Stored cross-site scripting in the Strong Testimonials WordPress plugin through version 3.3.12 allows an attacker to pla

CVE-2026-97286 MEDIUM This Month

6.5 Sep 30

Cross-site scripting in the Strong Testimonials WordPress plugin (versions through 3.3.11) lets an authenticated attacke

CVE-2026-114706 MEDIUM This Month

6.5 Oct 29

Stored cross-site scripting in the WP Chill Strong Testimonials WordPress plugin, affecting all versions through 3.3.15,

CVE-2026-3239 MEDIUM This Month

6.4 Apr 08

Stored cross-site scripting in Strong Testimonials WordPress plugin up to version 3.2.21 allows authenticated contributo

CVE-2026-92622 MEDIUM This Month

6.4 Sep 18

Authenticated attackers with contributor-level access can inject persistent JavaScript into WordPress sites running Stro

CVE-2026-109897 MEDIUM This Month

5.4 Oct 15

Authenticated attackers holding only low-privilege WordPress accounts can abuse improperly enforced access controls in t

CVE-2023-26013 MEDIUM This Month

5.4 Jun 16

Auth. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity. No vendor pat

CVE-2024-47362 MEDIUM This Month

4.3 Nov 01

Missing Authorization vulnerability in WP Chill Strong Testimonials strong-testimonials.1.16. Rated medium severity (CVS

CVE-2023-52123 MEDIUM This Month

4.3 Jan 05

Cross-Site Request Forgery (CSRF) vulnerability in WPChill Strong Testimonials.1.10. Rated medium severity (CVSS 4.3), t

Same weakness CWE-284 – Improper Access Control

View all

CVE-2015-3306 CRITICAL POC

10.0

CVE-2012-4681 CRITICAL POC

9.8

CVE-2011-3544 CRITICAL POC

9.8

CVE-2012-1723 CRITICAL POC

9.8

CVE-2012-5076 CRITICAL POC

9.8

CVE-2014-3120 HIGH POC

8.1

CVE-2013-2423 LOW POC

3.7

CVE-2016-3427 CRITICAL

9.8

Same technique Authentication Bypass

View all

CVE-2023-22515 CRITICAL POC

9.8

CVE-2013-2465 CRITICAL POC

9.8

CVE-2022-40684 CRITICAL POC

9.8

CVE-2025-61882 CRITICAL POC

9.8

CVE-2024-0012 CRITICAL POC

9.3

References

Advisories & patches

REF https://plugins.trac.wordpress.org/changeset/3097409/strong-testimonials/tags/3.1.13/admin/views.php REF https://www.wordfence.com/threat-intel/vulnerabilities/id/c3277d93-4f47-445b-a193-ff990b55d054?source=cve

Search Externally

GitHub PoC

Exploit-DB PacketStorm Snyk Rapid7 Nuclei Templates Trickest PoC

Back