What is the CVSS score of CVE-2023-4999?

CVE-2023-4999 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-2023-4999?

Yes, a public proof-of-concept exploit is available for CVE-2023-4999. Prioritise patching immediately. EPSS: 0.3%.

Horizontal Scrolling Announcement CVE-2023-4999

HIGH

SQL Injection (CWE-89)

2023-10-20 security@wordfence.com

SQLi WordPress Horizontal Scrolling Announcement

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

PoC Detected

Apr 08, 2026 - 19:18 vuln.today

Public exploit code

CVE Published

Oct 20, 2023 - 08:15 nvd

HIGH 8.8

DescriptionCVE.org

The Horizontal scrolling announcement plugin for WordPress is vulnerable to SQL Injection via the plugin's [horizontal-scrolling] shortcode in versions up to, and including, 9.2 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 Horizontal scrolling announcement plugin for WordPress is vulnerable to SQL Injection via the plugin's [horizontal-scrolling] shortcode in versions up to, and including, 9.2 due to insufficient. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as SQL Injection (CWE-89), which allows attackers to execute arbitrary SQL commands against the database. The Horizontal scrolling announcement plugin for WordPress is vulnerable to SQL Injection via the plugin's [horizontal-scrolling] shortcode in versions up to, and including, 9.2 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 Horizontal Scrolling Announcement.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use parameterized queries/prepared statements. Never concatenate user input into SQL. Apply least-privilege database permissions.