{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-48761","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-05-22T19:39:05.356Z","datePublished":"2026-07-14T19:21:26.582Z","dateUpdated":"2026-07-21T18:02:30.352Z"},"containers":{"cna":{"title":"Symfony: HtmlSanitizer UrlAttributeSanitizer Misses URL Attributes on <object>, <applet>, <iframe>, <img> and the URL Inside <meta http-equiv=\"refresh\"> content","problemTypes":[{"descriptions":[{"cweId":"CWE-79","lang":"en","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-1023","lang":"en","description":"CWE-1023: Incomplete Comparison with Missing Factors","type":"CWE"}]}],"metrics":[{"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"PASSIVE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","subAvailabilityImpact":"NONE","baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","version":"4.0"}}],"references":[{"name":"https://github.com/symfony/symfony/security/advisories/GHSA-x5qj-865h-mgvm","tags":["x_refsource_CONFIRM"],"url":"https://github.com/symfony/symfony/security/advisories/GHSA-x5qj-865h-mgvm"},{"name":"https://github.com/symfony/symfony/commit/069a70f9f26e61e9de3b7f9a864a86ed24b36bd0","tags":["x_refsource_MISC"],"url":"https://github.com/symfony/symfony/commit/069a70f9f26e61e9de3b7f9a864a86ed24b36bd0"},{"name":"https://github.com/symfony/symfony/releases/tag/v6.4.41","tags":["x_refsource_MISC"],"url":"https://github.com/symfony/symfony/releases/tag/v6.4.41"},{"name":"https://github.com/symfony/symfony/releases/tag/v7.4.13","tags":["x_refsource_MISC"],"url":"https://github.com/symfony/symfony/releases/tag/v7.4.13"},{"name":"https://github.com/symfony/symfony/releases/tag/v8.0.13","tags":["x_refsource_MISC"],"url":"https://github.com/symfony/symfony/releases/tag/v8.0.13"}],"affected":[{"vendor":"symfony","product":"symfony","versions":[{"version":">= 6.1.0, < 6.4.41","status":"affected"},{"version":">= 7.0.0-BETA1, < 7.4.13","status":"affected"},{"version":">= 8.0.0-BETA1, < 8.0.13","status":"affected"}]},{"vendor":"symfony","product":"html-sanitizer","versions":[{"version":">= 6.1.0, < 6.4.41","status":"affected"},{"version":">= 7.0.0-BETA1, < 7.4.13","status":"affected"},{"version":">= 8.0.0-BETA1, < 8.0.13","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-07-14T19:21:26.582Z"},"descriptions":[{"lang":"en","value":"Symfony is a PHP framework for web and console applications and a set of reusable PHP components. From 6.1.0 until 6.4.41, 7.4.13, and 8.0.13, UrlAttributeSanitizer::getSupportedAttributes() omitted URL-bearing attributes on <object>, <applet>, <iframe>, and <img>, and <meta http-equiv=\"refresh\"> URLs inside content bypassed URL sanitization, allowing explicitly enabled elements or attributes to pass javascript: and similar payloads into sanitized output. This issue is fixed in versions 6.4.41, 7.4.13, and 8.0.13."}],"source":{"advisory":"GHSA-x5qj-865h-mgvm","discovery":"UNKNOWN"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-21T18:02:08.885729Z","id":"CVE-2026-48761","options":[{"Exploitation":"none"},{"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":"2026-07-21T18:02:30.352Z"}}]}}