CVE-2024-3554

All in One SEO – Best WordPress SEO Plugin – Easily Improve SEO Rankings & Increase Traffic <= 4.6.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode

MEDIUM
5.4
CVSS Score
Published: May 2, 2024 at 04:51 PM UTC
Updated: June 17, 2026 at 07:44 AM UTC
2 products affected across 2 vendorsAll in One SeoAll in One Seo

Using All in One SEO – Best WordPress SEO Plugin – Easily Improve SEO Rankings & Increase Traffic by smub?

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Severity
MEDIUM5.4
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

Description

The All in One SEO – Best WordPress SEO Plugin – Easily Improve SEO Rankings & Increase Traffic plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's shortcode(s) in all versions up to, and including, 4.6.0 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All in One Seo· Aioseowordpress-plugin
95%
v < 4.6.1.1
Affected range stops below 4.6.1.1, so it looks safe — our inference, not a vendor statement
All in One Seo· Smubwordpress-plugin
60%
v ≤ 4.6.0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-79

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