What is the CVSS score of CVE-2023-5436?

CVE-2023-5436 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.3%.

Is there a public PoC exploit available for CVE-2023-5436?

Yes, a public proof-of-concept exploit is available for CVE-2023-5436. Prioritise patching immediately. EPSS: 0.3%.

Is there a patch available for CVE-2023-5436?

Yes, a patch is available for CVE-2023-5436. Update the affected software to the latest version immediately.

Vertical Marquee Plugin CVE-2023-5436

HIGH

SQL Injection (CWE-89)

2023-10-31 security@wordfence.com

SQLi WordPress Vertical Marquee Plugin

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Patch released

Apr 08, 2026 - 19:38 nvd

Patch available

PoC Detected

Apr 08, 2026 - 19:18 vuln.today

Public exploit code

CVE Published

Oct 31, 2023 - 09:15 nvd

HIGH 8.8

DescriptionCVE.org

The Vertical marquee plugin for WordPress is vulnerable to SQL Injection via the plugin's shortcode in versions up to, and including, 7.1 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for authenticated attackers with subscriber-level and above permissions to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.

AnalysisAI

The Vertical marquee plugin for WordPress is vulnerable to SQL Injection via the plugin's shortcode in versions up to, and including, 7.1 due to insufficient escaping on the user supplied parameter. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available.

Technical ContextAI

This vulnerability is classified as SQL Injection (CWE-89), which allows attackers to execute arbitrary SQL commands against the database. The Vertical marquee plugin for WordPress is vulnerable to SQL Injection via the plugin's shortcode in versions up to, and including, 7.1 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for authenticated attackers with subscriber-level and above permissions to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database. Affected products include: Gopiplus Vertical Marquee Plugin.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Use parameterized queries/prepared statements. Never concatenate user input into SQL. Apply least-privilege database permissions.