Is all-in-one-seo-pack (WordPress plugin) vulnerable?

WordPress all-in-one-seo-pack has 9 known advisories in the phpwarden feed. Feed 2026.10.29.1, updated 2026-10-28.

9advisories
0critical
0on CISA KEV
3no fix recorded
CVETitleSeverityCVSSAffectedFixed in
CVE-2021-25036The All in One SEO WordPress plugin before 4.1.5.3 is affected by a Privilege Escalation issue, which was discovered during an internal audihigh8.8<4.1.5.34.1.5.3
CVE-2015-0902The Semper Fi All in One SEO Pack plugin before 2.2.6 for WordPress does not consider the presence of password protection during generation medium5.0<=2.2.5.1–
CVE-2023-0586The All in One SEO Pack plugin for WordPress is vulnerable to Stored Cross-Site Scripting via multiple parameters in versions up to, and incmedium6.4<=4.2.9–
CVE-2019-16520The all-in-one-seo-pack plugin before 3.2.7 for WordPress (aka All in One SEO Pack) is susceptible to Stored XSS due to improper encoding ofmedium5.4<3.2.73.2.7
CVE-2021-25037The All in One SEO WordPress plugin before 4.1.5.3 is affected by an authenticated SQL injection issue, which was discovered during an intermedium6.5<4.1.5.34.1.5.3
CVE-2013-5988A Cross-site Scripting (XSS) vulnerability exists in the All in One SEO Pack plugin before 2.0.3.1 for WordPress via the Search parameter.medium6.1>=1.3.6.4 and <=1.6.15.2 or >=2.0 and <2.0.3.12.0.3.1
CVE-2020-35946An issue was discovered in the All in One SEO Pack plugin before 3.6.2 for WordPress. The SEO Description and Title fields are vulnerable tomedium5.4<3.6.23.6.2
CVE-2023-0585The All in One SEO Pack plugin for WordPress is vulnerable to Stored Cross-Site Scripting via multiple parameters in versions up to, and incmedium4.4<=4.2.9–
CVE-2024-3554The All in One SEO – Best WordPress SEO Plugin – Easily Improve SEO Rankings & Increase Traffic plugin for WordPress is vulnerable to Storedmedium6.4<4.6.1.14.6.1.1

Am I affected?

Find out in one command. phpwarden checks your WordPress install against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# one-time install
pip install phpwarden

# then
phpwarden wordpress /var/www/html

Or keep it checked automatically with the GitHub Action or a nightly cron; see WordPress docs.

Install docs   How findings are ranked
A version is vulnerable when it falls inside an affected range and below the fixed version. phpwarden applies these ranges to the exact versions in your lockfile or install, so you only see what applies to you.