What is the CVSS score of CVE-2023-5237?

CVE-2023-5237 has a CVSS 3.1 base score of 5.4 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.4%.

Is there a public PoC exploit available for CVE-2023-5237?

Yes, a public proof-of-concept exploit is available for CVE-2023-5237. Prioritise patching immediately. EPSS: 0.4%.

Memberlite Shortcodes CVE-2023-5237

MEDIUM

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

2023-10-31 contact@wpscan.com

WordPress XSS Memberlite Shortcodes

5.4

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.4 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Oct 31, 2023 - 14:15 nvd

MEDIUM 5.4

DescriptionNVD

The Memberlite Shortcodes WordPress plugin before 1.3.9 does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks which could be used against high privilege users such as admin.

AnalysisAI

The Memberlite Shortcodes WordPress plugin before 1.3.9 does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

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 Memberlite Shortcodes WordPress plugin before 1.3.9 does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks which could be used against high privilege users such as admin. Affected products include: Strangerstudios Memberlite Shortcodes. Version information: before 1.3.9.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.