WordPress 4.3.12

WordPress 4.3.12 has 107 disclosed vulnerabilities in the WordSec catalog, reported between 2012 and 2025; all 107 are fixed as of August 2026. Their average CVSS score is 6.3, and the most serious one scores 9.8 out of 10. Severity breakdown: 4 critical and 25 high. 2020 was the busiest year with 22 disclosures.

The most common weakness is Cross-Site Scripting, behind 41 of the records (38%). Other recurring categories include Exposure Of Sensitive Information To An Unauthorized Actor, Improper Authorization.

Every one of the 107 issues recorded for WordPress 4.3.12 has a vendor fix available, so running the current release closes all known holes.

58 independent researchers contributed these findings, most of them (10) reported by Simon Scannell.

01234567891020.06.2012Today20.06.20123.7WordPress Core - Informational < 6.8 - Weak Hashing Algorithm CVSS 3.7 · 20.06.201212.02.20157.5WordPress Core < 4.4 - Brute Force Password Recovery Tokens CVSS 7.5 · 12.02.201512.03.20168.8WordPress Core < 4.5 - Cross-Site Request Forgery via wp_ajax_wp_compression_test CVSS 8.8 · 12.03.201612.04.20166.4WordPress Core < 4.5 - Cross-Site Scripting via Network Settings Page CVSS 6.4 · 12.04.201616.08.20164.3WordPress Core < 4.6 - Authorization Bypass CVSS 4.3 · 16.08.20168.8WordPress Core < 4.6 - Cross-Site Request Forgery CVSS 8.8 · 16.08.201622.08.20166.5WordPress Core <= 4.5.3 - Denial of Service CVSS 6.5 · 22.08.201629.09.20165.0WordPress Core < 4.5 - Server-Side Request Forgery CVSS 5.0 · 29.09.201603.05.20175.9Wordpress Core < 5.5 - Unauthorized Password Reset via Interception CVSS 5.9 · 03.05.201710.10.20174.7WordPress Core < 4.9.1 - Cross-domain Flash injection CVSS 4.7 · 10.10.201731.10.20179.8WordPress Core < 4.8.3 - SQL Injection due to Double Prepare approach CVSS 9.8 · 31.10.201729.11.20176.1WordPress Core < 4.9.1 - Reflected Cross-Site Scripting CVSS 6.1 · 29.11.20176.4WordPress Core < 4.9.1- Stored Cross-Site Scripting via Language CVSS 6.4 · 29.11.20176.4WordPress Core < 4.9.1 - Authenticated Stored Cross-Site Scripting CVSS 6.4 · 29.11.20175.4WordPress Core < 4.9.1 - Authorization Bypass CVSS 5.4 · 29.11.201716.01.20186.4WordPress Core < 4.9.2 - Authenticated Cross-Site Scripting CVSS 6.4 · 16.01.201805.02.20187.5WordPress Core < 5.0 - Denial of Service CVSS 7.5 · 05.02.201803.04.20186.4WordPress Core < 4.9.5 - Authenticated Stored Cross-Site Scripting via Generator Tag CVSS 6.4 · 03.04.20185.4WordPress Core < 4.9.5 - Open Redirect CVSS 5.4 · 03.04.20184.3WordPress Core < 4.9.5 - Security Misconfiguration with URL Hostnames CVSS 4.3 · 03.04.201805.07.20188.8WordPress Core < 4.9.7 - Authenticated Arbitrary File Deletion CVSS 8.8 · 05.07.201804.08.20186.6WordPress Core < 6.4.3 - Authenticated(Administrator+) PHP File Upload CVSS 6.6 · 04.08.201816.08.20188.8WordPress Core < 4.9 - Insecure Deserialization CVSS 8.8 · 16.08.201806.09.20187.5WordPress Core < 5.0.1 - PHAR Unserialization CVSS 7.5 · 06.09.201812.12.20186.4WordPress Core < 5.0.1 - Stored Cross-Site Scripting via File Uploads CVSS 6.4 · 12.12.20188.8WordPress Core < 5.0.1 - PHP Object Injection CVSS 8.8 · 12.12.20186.1WordPress Core < 5.0.1 Reflected Cross-Site Scripting CVSS 6.1 · 12.12.20187.5WordPress Core < 5.0.1 - Sensitive Information Disclosure CVSS 7.5 · 12.12.20184.3WordPress Core < 5.0.1 - Authorization Bypass CVSS 4.3 · 12.12.20186.4WordPress Core < 5.0.1 - Authenticated Stored Cross-Site Scripting via Comments CVSS 6.4 · 12.12.20187.7WordPress Core < 5.0.1 - Arbitrary File Deletion CVSS 7.7 · 12.12.201819.02.20198.8WordPress Core < 5.0.1 - Remote Code Execution CVSS 8.8 · 19.02.20196.5WordPress Core <= 5.0.3 - Path Traversal and Local File Inclusion CVSS 6.5 · 19.02.201912.04.20199.6WordPress Core < 5.1.1 - Cross-Site Request Forgery to Cross-Site Scripting via Comments CVSS 9.6 · 12.04.201905.09.20197.2WordPress Core < 5.2.3 - Stored Cross-Site Scripting via Comments CVSS 7.2 · 05.09.20195.4WordPress Core < 5.2.3 - Reflected Cross-Site Scripting via Shortcode Previews CVSS 5.4 · 05.09.20196.4WordPress Core < 5.2.3 - Cross-Site Scripting via Media Uploads CVSS 6.4 · 05.09.20194.6WordPress Core < 5.2.3 - Open Redirect CVSS 4.6 · 05.09.20195.4WordPress Core < 5.2.3 - Authenticated Cross-Site Scripting via Post Previews CVSS 5.4 · 05.09.20196.4WordPress Core < 5.2.3 - Stored Cross-Site Scripting via Comments via URLs CVSS 6.4 · 05.09.20196.1WordPress Core < 5.2.3 - Reflected Cross-Site Scripting CVSS 6.1 · 05.09.201914.10.20195.3WordPress Core < 5.2.4 - Authorization Bypass CVSS 5.3 · 14.10.20195.5WordPress Core < 5.2.4 - Authenticated Stored Cross-Site Scripting via Customizer CVSS 5.5 · 14.10.20197.3WordPress Core < 5.2.4 - Cache Poisoning CVSS 7.3 · 14.10.20195.5WordPress Core < 5.2.4 - Type Confusion CVSS 5.5 · 14.10.20195.4WordPress Core < 5.2.4 - Server Side Request Forgery #2 CVSS 5.4 · 14.10.20196.4WordPress Core < 5.2.4 - Authenticated Stored Cross-Site Scripting CVSS 6.4 · 14.10.20195.4WordPress Core < 5.2.4 - Server Side Request Forgery CVSS 5.4 · 14.10.201901.12.20194.3WordPress Core < 5.3.1 - Authorization Bypass CVSS 4.3 · 01.12.201913.12.20196.4WordPress Core < 5.3.1 - Authenticated Stored Cross-Site Scripting CVSS 6.4 · 13.12.20195.8WordPress Core < 5.3.1 - Authenticated Stored Cross-Site Scripting CVSS 5.8 · 13.12.20195.8WordPress Core < 5.3.1 - Stored Cross-Site Scripting via Block Editor CVSS 5.8 · 13.12.20196.4WordPress Core < 5.3.1 - Authenticated Stored Cross-Site Scripting CVSS 6.4 · 13.12.201929.04.20206.4WordPress Core < 5.4.1 - Cross-Site Scripting in the Block Editor CVSS 6.4 · 29.04.20206.1WordPress Core < 5.4.1 - Password Reset Link Non-Expiration CVSS 6.1 · 29.04.20205.8WordPress Core < 5.4.1 - Authenticated Cross-Site Scripting via Customizer CVSS 5.8 · 29.04.20205.8WordPress Core < 5.4.1 - Private Post Disclosure CVSS 5.8 · 29.04.20205.8WordPress Core < 5.4.1 - Reflected Cross Site Scripting CVSS 5.8 · 29.04.20206.4WordPress Core < 5.4.1 - Authenticated (Author+) Cross-Site Scripting via File Uploads CVSS 6.4 · 29.04.202010.06.20205.7WordPress Core < 5.4.2 - Open Redirect CVSS 5.7 · 10.06.20202.4WordPress Core < 5.4.2 - Self-Cross Site Scripting via Theme Folder Name CVSS 2.4 · 10.06.20203.5WordPress Core < 5.4.2 - Arbitrary User Meta Update CVSS 3.5 · 10.06.20205.3WordPress Core < 5.4.2 - Comment Disclosure CVSS 5.3 · 10.06.20206.8WordPress Core < 5.4.2 - Authenticated Stored Cross-Site Scripting CVSS 6.8 · 10.06.20205.4WordPress Core < 5.4.2 - Authenticated Stored Cross-Site Scripting CVSS 5.4 · 10.06.202029.10.20206.4WordPress Core < 5.5.2 - Stored Cross-Site Scripting via post slugs CVSS 6.4 · 29.10.20204.8WordPress Core < 5.5.2 - Misconfiguration That Allows Trigger of New Installation CVSS 4.8 · 29.10.20204.3WordPress Core < 5.5.2 - Cross-Site Request Forgery to Theme Image Change CVSS 4.3 · 29.10.20209.8WordPress Core < 5.5.3 - PHP Object Injection Gadget CVSS 9.8 · 29.10.20206.1WordPress Core < 5.5.2 - Reflected Cross-Site Scripting via Global Variables CVSS 6.1 · 29.10.20208.8WordPress Core < 5.5.2 - Deserialization Gadget CVSS 8.8 · 29.10.20204.3WordPress Core < 5.5.2 - Spam Embed on Multisite Installations CVSS 4.3 · 29.10.20208.8WordPress Core < 5.5.2 - Privilege Escalation via XML-RPC CVSS 8.8 · 29.10.20208.8WordPress Core < 5.5.2 - Privilege Escalation via XML-RPC CVSS 8.8 · 29.10.20205.4WordPress Core < 5.5.2 - Arbitrary File Deletion CVSS 5.4 · 29.10.202006.01.20218.0WordPress Core < 5.8.3 - SQL Injection via WP_Query CVSS 8.0 · 06.01.202110.11.20215.3WordPress Core < 5.8.2 - ca-bundle.crt contains expired certificate DST Root CA X3 CVSS 5.3 · 10.11.202125.11.20218.1WordPress Core < 5.8 - Dependency Confusion CVSS 8.1 · 25.11.202106.01.20227.4WordPress Core < 5.8.3 - SQL Injection via WP_Meta_Query CVSS 7.4 · 06.01.20226.6WordPress Core < 5.8.3 - Super Admin Multi-Site Installation Object Injection CVSS 6.6 · 06.01.20228.0WordPress Core < 5.8.3 - Authenticated (Author+) Stored Cross Site Scripting CVSS 8.0 · 06.01.202211.03.20225.4WordPress Core < 5.9.2 & Gutenberg < 12.7.2 - Prototype Pollution via Block Editor CVSS 5.4 · 11.03.20228.8WordPress Core < 5.9.1 - jQuery Prototype Pollution CVSS 8.8 · 11.03.202230.08.20224.4WordPress Core < 6.0.2 - Stored Cross-Site Scripting via Plugin Deactivation and Deletion Errors CVSS 4.4 · 30.08.20228.0WordPress Core < 6.0.2 - Authenticated SQL Injection CVSS 8.0 · 30.08.20224.9WordPress Core < 6.0.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via use of the_meta(); function CVSS 4.9 · 30.08.202218.10.20228.8WordPress Core < 6.0.3 - Cross-Site Request Forgery via wp-trackback.php CVSS 8.8 · 18.10.20227.2WordPress Core < 6.0.3 - Stored Cross-Site Scripting via wp-mail.php CVSS 7.2 · 18.10.20225.3WordPress Core < 6.0.3 - Information Disclosure (Email Address) CVSS 5.3 · 18.10.20223.7WordPress Core < 6.0.3 - Information Disclosure (Multi-Part Email Leak) CVSS 3.7 · 18.10.20225.4WordPress Core < 6.0.3 - Open Redirect CVSS 5.4 · 18.10.20223.7WordPress Core < 6.0.3 - Shared User Instance Weakness CVSS 3.7 · 18.10.20225.5WordPress Core < 6.0.3 - Authenticated (Admin+) Stored Cross-Site Scripting via Customizer CVSS 5.5 · 18.10.20226.4WordPress Core < 6.0.3 & Gutenberg < 14.3.1 - Authenticated Cross-Site Scripting in Various Blocks CVSS 6.4 · 18.10.20224.3WordPress Core < 6.0.3 - Authenticated Information Disclosure via REST-API CVSS 4.3 · 18.10.20228.8WordPress Core < 6.0.3 - Reflected Cross-Site Scripting via SQL Injection CVSS 8.8 · 18.10.20229.8WordPress Core < 6.0.3 - SQL Injection via WP_Date_Query CVSS 9.8 · 18.10.20225.5WordPress Core < 6.0.3 - Authenticated (Editor+) Stored Cross-Site Scripting via Comments CVSS 5.5 · 18.10.202216.05.20234.3WordPress Core < 6.2.1 - Cross-Site Request Forgery CVSS 4.3 · 16.05.20236.4WordPress Core < 6.2.1 - Insufficient Sanitization of Block Attributes CVSS 6.4 · 16.05.20236.4WordPress Core < 6.2.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via Embed Discovery CVSS 6.4 · 16.05.20235.4WordPress Core < 6.2.1 - Directory Traversal CVSS 5.4 · 16.05.202312.10.20234.3WordPress Core <= 6.3.1 - Authenticated(Contributor+) Sensitive Information Exposure via Comments on Protected Posts CVSS 4.3 · 12.10.20235.4WordPress Core < 6.3.2 – Authenticated (Subscriber+) Arbitrary Shortcode Execution via parse-media-shortcode CVSS 5.4 · 12.10.202304.04.20245.3WordPress Core <= 6.4.3 - Sensitive Information Exposure via redirect_guess_404_permalink CVSS 5.3 · 04.04.202424.06.20244.3WordPress Core < 6.5.5 - Authenticated (Contributor+) Directory Traversal CVSS 4.3 · 24.06.202422.09.20256.4WordPress <= 6.8.2 - Authenticated (Author+) Stored Cross-Site Scripting CVSS 6.4 · 22.09.2025

Strategic Overview

Avg CVSSMedium
6.3/ 10
Patch Coverage100%
Open

0

Fixed

107

Get automatic notifications for all WordPress 4.3.12 vulnerabilities before they are exploited.

Highest severity on recordCVSS 9.8

WordPress Core < 6.0.3 - SQL Injection via WP_Date_Query

Read the full analysis

Vulnerability Records

107 records
2025-09-22 00:00CVE-2025-58674
6.4
Medium
SavPhill (Savphill)Yes
2024-06-24 00:00CVE-2024-32111
4.3
Medium
apple502jYes
2024-04-04 00:00CVE-2023-5692
5.3
Medium
Francesco CarlucciYes
2023-10-12 00:00CVE-2023-39999
4.3
Medium
Rafie MuhammadYes
2023-10-12 00:00N/A
5.4
Medium
James GolovichYes
2023-05-16 00:00N/A
4.3
Medium
John BlackbournYes
2023-05-16 00:00N/A
6.4
Medium
AnonymousYes
2023-05-16 00:00N/A
6.4
Medium
Jakub ZoczekYes
2023-05-16 00:00CVE-2023-2745
5.4
Medium
RamYes
2022-10-18 00:00N/A
8.8
High
Simon ScannellYes
Showing 1–10 of 107 reports

Vulnerability data © Defiant, Inc., provided under the Wordfence Intelligence T&C