CVE-2023-4460
Uploading SVG, WEBP and ICO files <= 1.2.1 - Author+ Stored XSS via SVG
- Published
- Dec 4, 2023
- Updated
- Oct 1, 2024
- Assigning CNA
- WPScan
- Evidence observed
- Aug 8, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NLow · next 30 days
- Percentile
- 62.2%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
The Uploading SVG, WEBP and ICO files WordPress plugin through 1.2.1 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.
Sources
1Proof-of-concept for CVE-2023-4460: authenticated reflected and stored XSS in WordPress plugin Uploading SVG, WEBP and ICO files, triggered via malicious SVG upload.
Responsible use
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