{"containers":{"cna":{"affected":[{"product":"HtmlSanitizer","vendor":"mganss","versions":[{"status":"affected","version":"< 5.0.372"}]}],"descriptions":[{"lang":"en","value":"HtmlSanitizer is a .NET library for cleaning HTML fragments and documents from constructs that can lead to XSS attacks. In HtmlSanitizer before version 5.0.372, there is a possible XSS bypass if style tag is allowed. If you have explicitly allowed the `<style>` tag, an attacker could craft HTML that includes script after passing through the sanitizer. The default settings disallow the `<style>` tag so there is no risk if you have not explicitly allowed the `<style>` tag. The problem has been fixed in version 5.0.372."}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.1,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:H/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-74","description":"CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2021-01-04T18:20:14.000Z","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M"},"references":[{"tags":["x_refsource_CONFIRM"],"url":"https://github.com/mganss/HtmlSanitizer/security/advisories/GHSA-8j9v-h2vp-2hhv"},{"tags":["x_refsource_MISC"],"url":"https://www.nuget.org/packages/HtmlSanitizer/"},{"tags":["x_refsource_MISC"],"url":"https://github.com/mganss/HtmlSanitizer/releases/tag/v5.0.372"},{"tags":["x_refsource_MISC"],"url":"https://github.com/mganss/HtmlSanitizer/commit/a3a7602a44d4155d51ec0fbbedc2a49e9c7e2eb8"}],"source":{"advisory":"GHSA-8j9v-h2vp-2hhv","discovery":"UNKNOWN"},"title":"Possible XSS bypass if style tag is allowed","x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"security-advisories@github.com","ID":"CVE-2020-26293","STATE":"PUBLIC","TITLE":"Possible XSS bypass if style tag is allowed"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"HtmlSanitizer","version":{"version_data":[{"version_value":"< 5.0.372"}]}}]},"vendor_name":"mganss"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"HtmlSanitizer is a .NET library for cleaning HTML fragments and documents from constructs that can lead to XSS attacks. 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