CVE-2024-5440: If-So Dynamic Content Personalization < 1.8.0.3 - Contributor+ Shortcode Stored XSS

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-05-15 · updated 2026-06-17
Weakness: CWE-79

Description

The If-So Dynamic Content Personalization WordPress plugin before 1.8.0.3 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.

Affected products

If So Plugin If-So Dynamic Content Personalization: before 1.8.0.3 — fixed in 1.8.0.3

How to fix

Upgrade to a fixed version: If So Plugin If-So Dynamic Content Personalization 1.8.0.3. Check the vendor advisory for mitigations.

References

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