Authenticated stored XSS via unsanitized SVG uploads
Published Nov 18, 2025 · Updated Nov 18, 2025
Stored XSS in ideasToCode Enable SVG, WebP, and ICO Upload 1.1.2 and earlier allows remote authenticated users to run scripts via SVG uploads. The class-svg.php upload path inadequately sanitizes SVG markup and serves the resulting file without neutralizing executable content. Author-level WordPress access is required; opening the uploaded SVG executes the stored script in the visitor's browser, enabling page-content access or modification.
Summary
What happened
Stored XSS in ideasToCode Enable SVG, WebP, and ICO Upload 1.1.2 and earlier allows remote authenticated users to run scripts via SVG uploads. The class-svg.php upload path inadequately sanitizes SVG markup and serves the resulting file without neutralizing executable content. Author-level WordPress access is required; opening the uploaded SVG executes the stored script in the visitor's browser, enabling page-content access or modification.
The record
- CVE
- CVE-2025-12457
- Published
- Nov 18, 2025
- Updated
- Nov 18, 2025
- Vendor
- ideasToCode
- Product
- Enable SVG, WebP, and ICO Upload
- Classifications
- CWE-79, T1059.007
- Attack vector
- network
- Privileges
- authenticated
Timeline
How it unfolded
- Nov 18, 2025CVE publishedPublication date reported by the CVE source.
- Nov 18, 2025Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
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- Affected versionversion=* <=1.1.2
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
No public exploit references are available in this record.
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Technologies
Your stack
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Your stack
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