CVE-2026-82884
Medium
Description
The All in One SEO WordPress plugin before 5.0.0.1 does not sanitise and escape some content stored in posts before rendering it back in the post editor, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks that trigger when a higher privileged user edits the post.
SeverityMedium
CVSS6.8
Exploit probability—
Product
All in One SEO
PublishedSep 2, 2026
First seenSep 2, 2026
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Update
- All in One SEO5.0.0.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| All in One SEO | v < 5.0.0.1 | 5.0.0.1 |
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