6.5
Medium
CVE-2026-19856 The All in One SEO WordPress plugin before 5.0.2.1 does not correctly determine which shortcodes are present in…
Description
The All in One SEO WordPress plugin before 5.0.2.1 does not correctly determine which shortcodes are present in content derived from user input before deciding which ones to strip, allowing unauthenticated users to execute arbitrary shortcodes registered on the site. On sites upgraded from older versions the protection is disabled outright, making the issue reachable without any crafted input.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| All in One SEO 5.0 | earliest → < 5.0.2.1 | 5.0.2.1 |
Other CVEs of All in One SEO
The 4 CVEs of All in One SEO →
CVE-2026-82884
The All in One SEO WordPress plugin before 5.0.0.1 does not sanitise and escape some content stored in posts before…
6.8
Medium
CVE-2026-10755
The All in One SEO WordPress plugin before 4.9.9 does not correctly restrict access to some of its AI integration…
2.7
Low
CVE-2024-3368
The All in One SEO WordPress plugin before 4.6.1.1 does not validate and escape some of its Post fields before…
6.1
Medium