CVE-2024-9060: AVIF & SVG Uploader <= 1.1.0 - Authenticated (Author+) Stored Cross-Site Scripting via SVG File Upload

Severity: medium (CVSS 6.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-10-01 · updated 2026-06-17
Weakness: CWE-79

Description

The AVIF & SVG Uploader plugin for WordPress is vulnerable to Stored Cross-Site Scripting via SVG File uploads in version 1.1.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses the SVG file.

Affected products

grandplugins AVIF Uploader: 1.1.0

References

https://plugins.trac.wordpress.org/changeset/3159481/
https://wordpress.org/plugins/avif-support/#developers
https://www.wordfence.com/threat-intel/vulnerabilities/id/a09113d3-8be0-45fa-b1d7-4eb6ebb1780e?source=cve

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