WordPress 5.5.19

WordPress 5.5.19 has 4 disclosed vulnerabilities in the WordSec catalog, reported between 2012 and 2026; all 4 are fixed as of August 2026. Their average CVSS score is 6.5, and the most serious one scores 8.8 out of 10. Severity breakdown: 0 critical and 2 high.

The most common weakness is Exposure Of Sensitive Information To An Unauthorized Actor, behind 1 of the records (25%). Other recurring categories include Insufficient Verification Of Data Authenticity, Unrestricted Upload Of File With Dangerous Type.

Every one of the 4 issues recorded for WordPress 5.5.19 has a vendor fix available, so running the current release closes all known holes.

3 independent researchers contributed these findings, one record each.

Strategic Overview

Avg CVSSMedium

6.5/ 10

Patch Coverage100%

Open

Fixed

Get automatic notifications for all WordPress 5.5.19 vulnerabilities before they are exploited.

Highest severity on recordCVSS 8.8CVE-2026-65640

WordPress Core <= 7.0.3 - Authenticated (Author+) Remote Code Execution via Malicious File Upload

Read the full analysis

Vulnerability Records

4 records


2026-08-12 00:00	WordPress Core <= 7.0.3 - Authenticated (Author+) Remote Code Execution via Malicious File Upload WordPress 5.5.19 4.7.0 – 7.0.3 · 24 branches	`CVE-2026-65640`	8.8 High	pwn.ai Team	Yes
2024-04-04 00:00	WordPress Core <= 6.4.3 - Sensitive Information Exposure via redirect_guess_404_permalink WordPress 5.5.19 <= 6.4.3	`CVE-2023-5692`	5.3 Medium	Francesco Carlucci	Yes
2021-11-25 00:00	WordPress Core < 5.8 - Dependency Confusion WordPress 5.5.19 <= 5.7.5	`CVE-2021-44223`	8.1 High	Kamil Vavra	Yes
2012-06-20 00:00	WordPress Core - Informational < 6.8 - Weak Hashing Algorithm WordPress 5.5.19 < 6.8	`CVE-2012-6707`	3.7 Low	Anonymous	Yes

Showing 1–4 of 4 reports