Stored XSS via unsanitized SVG uploads
Published Oct 25, 2024 · Updated Apr 8, 2026
Stored XSS in File Upload Types by WPForms 1.4.0 and earlier allows remote authenticated users to execute scripts through uploaded SVG files. The upload path permits SVG content without sanitizing script-bearing markup, and the stored file is served without neutralizing that active content. Author-level access is required to upload the file, and the script executes when a user accesses the uploaded SVG.
Summary
What happened
Stored XSS in File Upload Types by WPForms 1.4.0 and earlier allows remote authenticated users to execute scripts through uploaded SVG files. The upload path permits SVG content without sanitizing script-bearing markup, and the stored file is served without neutralizing that active content. Author-level access is required to upload the file, and the script executes when a user accesses the uploaded SVG.
The record
- CVE
- CVE-2024-10016
- Published
- Oct 25, 2024
- Updated
- Apr 8, 2026
- Vendor
- WPForms
- Product
- File Upload Types by WPForms
- Classifications
- CWE-79, T1189
- Attack vector
- network
- Privileges
- authenticated
Timeline
How it unfolded
- Oct 25, 2024CVE publishedPublication date reported by the CVE source.
- Apr 8, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=0 <=1.4.0
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
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Technologies
Your stack
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Your stack
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