What is the CVSS score of CVE-2023-6737?

CVE-2023-6737 has a CVSS 3.1 base score of 4.7 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 4.6%.

Which versions of Enable Media Replace are affected by CVE-2023-6737?

Organizations using Enable Media Replace should be aware of moderate risk from CVE-2023-6737, a cross-site scripting vulnerability rated CVSS 4.7.. A patch is available.

How to fix or mitigate CVE-2023-6737?

During next maintenance window: Identify affected systems running for WordPress is vulnerable to Reflected Cross-Site Scriptin and apply vendor patches when convenient. Verify Content-Security-Policy and output encoding.

Enable Media Replace CVE-2023-6737

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2024-01-11 security@wordfence.com

WordPress XSS Enable Media Replace Wordpress Plugin Shortpixel

4.7

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

4.7 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:34 vuln.today

Patch released

Mar 28, 2026 - 19:34 nvd

Patch available

CVE Published

Jan 11, 2024 - 09:15 nvd

MEDIUM 4.7

DescriptionCVE.org

The Enable Media Replace plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the SHORTPIXEL_DEBUG parameter in all versions up to, and including, 4.1.4 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link. Exploiting this vulnerability requires the attacker to know the ID of an attachment uploaded by the user they are attacking.

AnalysisAI

The Enable Media Replace plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the SHORTPIXEL_DEBUG parameter in all versions up to, and including, 4.1.4 due to insufficient input. Rated medium severity (CVSS 4.7), this vulnerability is remotely exploitable, no authentication required. This Cross-Site Scripting (XSS) vulnerability could allow attackers to inject malicious scripts into web pages viewed by other users.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. The Enable Media Replace plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the SHORTPIXEL_DEBUG parameter in all versions up to, and including, 4.1.4 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link. Exploiting this vulnerability requires the attacker to know the ID of an attachment uploaded by the user they are attacking. Affected products include: Shortpixel Enable Media Replace.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.