{"id":"CVE-2026-48760","state":"PUBLISHED","title":"Symfony: HtmlSanitizer URL Parser Deny Gates Underinclusive: Percent-Encoded BiDi Marks and Unicode Whitespace Bypass Visual-Spoofing Defense","description":"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, UrlSanitizer::parse() rejected raw BiDi formatting characters but not percent-encoded forms and used an ASCII-only whitespace check, allowing sanitized URLs to retain visual-spoofing characters that downstream consumers could decode or display. This issue is fixed in versions 6.4.41, 7.4.13, and 8.0.13.","publishedAt":"2026-07-14T19:11:42.179Z","updatedAt":"2026-07-15T14:36:03.339Z","severity":{"score":5.3,"label":"Medium","version":"4.0","vector":"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","source":"GitHub_M"},"assigner":"GitHub_M","products":["symfony symfony","symfony html-sanitizer"],"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"}]}],"references":["https://github.com/symfony/symfony/security/advisories/GHSA-v3wm-qf9p-c549","https://github.com/symfony/symfony/commit/b21a626fd90f5c12d2db432c629eed3e780ba2f8","https://github.com/symfony/symfony/releases/tag/v6.4.41","https://github.com/symfony/symfony/releases/tag/v7.4.13","https://github.com/symfony/symfony/releases/tag/v8.0.13"],"weaknesses":["CWE-451","CWE-1007"],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/48xxx/CVE-2026-48760.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-48760","state":"PUBLISHED","datePublished":"2026-07-14T19:11:42.179Z","dateUpdated":"2026-07-15T14:36:03.339Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-05-22T19:39:05.356Z"},"containers":{"cna":{"title":"Symfony: HtmlSanitizer URL Parser Deny Gates Underinclusive: Percent-Encoded BiDi Marks and Unicode Whitespace Bypass Visual-Spoofing Defense","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, UrlSanitizer::parse() rejected raw BiDi formatting characters but not percent-encoded forms and used an ASCII-only whitespace check, allowing sanitized URLs to retain visual-spoofing characters that downstream consumers could decode or display. This issue is fixed in versions 6.4.41, 7.4.13, and 8.0.13."}],"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"}]}],"references":[{"url":"https://github.com/symfony/symfony/security/advisories/GHSA-v3wm-qf9p-c549","name":"https://github.com/symfony/symfony/security/advisories/GHSA-v3wm-qf9p-c549","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/symfony/symfony/commit/b21a626fd90f5c12d2db432c629eed3e780ba2f8","name":"https://github.com/symfony/symfony/commit/b21a626fd90f5c12d2db432c629eed3e780ba2f8","tags":["x_refsource_MISC"]},{"url":"https://github.com/symfony/symfony/releases/tag/v6.4.41","name":"https://github.com/symfony/symfony/releases/tag/v6.4.41","tags":["x_refsource_MISC"]},{"url":"https://github.com/symfony/symfony/releases/tag/v7.4.13","name":"https://github.com/symfony/symfony/releases/tag/v7.4.13","tags":["x_refsource_MISC"]},{"url":"https://github.com/symfony/symfony/releases/tag/v8.0.13","name":"https://github.com/symfony/symfony/releases/tag/v8.0.13","tags":["x_refsource_MISC"]}],"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"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-451","lang":"en","description":"CWE-451: User Interface (UI) Misrepresentation of Critical Information","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-1007","lang":"en","description":"CWE-1007: Insufficient Visual Distinction of Homoglyphs Presented to User","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-07-14T19:11:42.179Z"},"source":{"advisory":"GHSA-v3wm-qf9p-c549","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-15T14:35:52.904845Z","id":"CVE-2026-48760","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-15T14:36:03.339Z"}}]}}}