{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-40301","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-04-10T20:22:44.036Z","datePublished":"2026-04-17T20:51:37.226Z","dateUpdated":"2026-04-20T14:57:39.192Z"},"containers":{"cna":{"title":"rhukster/dom-sanitizer: SVG <style> tag allows CSS injection via unfiltered url() and @import directives","problemTypes":[{"descriptions":[{"cweId":"CWE-79","lang":"en","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.7,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N","version":"3.1"}}],"references":[{"name":"https://github.com/rhukster/dom-sanitizer/security/advisories/GHSA-93vf-569f-22cq","tags":["x_refsource_CONFIRM"],"url":"https://github.com/rhukster/dom-sanitizer/security/advisories/GHSA-93vf-569f-22cq"},{"name":"https://github.com/rhukster/dom-sanitizer/commit/49a98046b708a4c92f754f5b0ef1720bb85142e2","tags":["x_refsource_MISC"],"url":"https://github.com/rhukster/dom-sanitizer/commit/49a98046b708a4c92f754f5b0ef1720bb85142e2"},{"name":"https://github.com/rhukster/dom-sanitizer/releases/tag/1.0.10","tags":["x_refsource_MISC"],"url":"https://github.com/rhukster/dom-sanitizer/releases/tag/1.0.10"}],"affected":[{"vendor":"rhukster","product":"dom-sanitizer","versions":[{"version":"< 1.0.10","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-04-17T20:51:37.226Z"},"descriptions":[{"lang":"en","value":"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."}],"source":{"advisory":"GHSA-93vf-569f-22cq","discovery":"UNKNOWN"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-04-20T14:42:31.756128Z","id":"CVE-2026-40301","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-04-20T14:57:39.192Z"}}]}}