CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N
Lifecycle Timeline
1DescriptionNVD
DOMSanitizer is a DOM/SVG/MathML Sanitizer for PHP 7.3+. Prior to version 1.0.10, DOMSanitizer::sanitize() allows <style> elements in SVG content but never inspects their text content. CSS url() references and @import rules pass through unfiltered, causing the browser to issue HTTP requests to attacker-controlled hosts when the sanitized SVG is rendered. Version 1.0.10 fixes the issue.
AnalysisAI
DOMSanitizer before version 1.0.10 fails to sanitize CSS content within SVG <style> elements, allowing attackers to inject url() references and @import rules that trigger unauthorized HTTP requests to attacker-controlled hosts when the sanitized SVG is rendered in a browser. This affects PHP applications using the vulnerable library to sanitize user-supplied SVG content, enabling information disclosure through request metadata and potential CSRF attacks. …
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External POC / Exploit Code
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