CVE-2023-5458: CITS Support svg, webp Media and TTF,OTF File Upload < 3.0 - Author+ Stored XSS via SVG

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-10-31 · updated 2026-06-17
Weakness: CWE-79

Description

The CITS Support svg, webp Media and TTF,OTF File Upload WordPress plugin before 3.0 does not sanitise uploaded SVG files, which could allow users with a role as low as Author to upload a malicious SVG containing XSS payloads.

Affected products

CITS Support svg, webp Media and TTF,OTF File Upload: before 3.0 — fixed in 3.0

How to fix

Upgrade to a fixed version: CITS Support svg, webp Media and TTF,OTF File Upload 3.0. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/47d15f1c-b9ca-494d-be8f-63c30e92f9b8
https://wpscan.com/vulnerability/47d15f1c-b9ca-494d-be8f-63c30e92f9b8

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