{ "containers": { "cna": { "affected": [ { "product": "TYPO3.CMS", "vendor": "TYPO3", "versions": [ { "status": "affected", "version": ">= 7.0.0, < 7.6.53" }, { "status": "affected", "version": ">= 8.0.0, < 8.7.42" }, { "status": "affected", "version": ">= 9.0.0, < 9.5.29" }, { "status": "affected", "version": ">= 10.0.0, < 10.4.19" }, { "status": "affected", "version": ">= 11.0.0, < 11.3.2" } ] } ], "descriptions": [ { "lang": "en", "value": "TYPO3 is an open source PHP based web content management system released under the GNU GPL. In affected versions failing to properly parse, sanitize and encode malicious rich-text content, the content rendering process in the website frontend is vulnerable to cross-site scripting. Corresponding rendering instructions via TypoScript functionality HTMLparser does not consider all potentially malicious HTML tag & attribute combinations per default. In default scenarios, a valid backend user account is needed to exploit this vulnerability. In case custom plugins used in the website frontend accept and reflect rich-text content submitted by users, no authentication is required. Update to TYPO3 versions 7.6.53 ELTS, 8.7.42 ELTS, 9.5.29, 10.4.19, 11.3.2 that fix the problem described." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "version": "3.1" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-79", "description": "CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2021-08-10T16:30:11.000Z", "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://typo3.org/security/advisory/typo3-core-sa-2021-013" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-c5c9-8c6m-727v" } ], "source": { "advisory": "GHSA-c5c9-8c6m-727v", "discovery": "UNKNOWN" }, "title": "Cross-Site Scripting via Rich-Text Content", "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "security-advisories@github.com", "ID": "CVE-2021-32768", "STATE": "PUBLIC", "TITLE": "Cross-Site Scripting via Rich-Text Content" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "TYPO3.CMS", "version": { "version_data": [ { "version_value": ">= 7.0.0, < 7.6.53" }, { "version_value": ">= 8.0.0, < 8.7.42" }, { "version_value": ">= 9.0.0, < 9.5.29" }, { "version_value": ">= 10.0.0, < 10.4.19" }, { "version_value": ">= 11.0.0, < 11.3.2" } ] } } ] }, "vendor_name": "TYPO3" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "TYPO3 is an open source PHP based web content management system released under the GNU GPL. In affected versions failing to properly parse, sanitize and encode malicious rich-text content, the content rendering process in the website frontend is vulnerable to cross-site scripting. Corresponding rendering instructions via TypoScript functionality HTMLparser does not consider all potentially malicious HTML tag & attribute combinations per default. In default scenarios, a valid backend user account is needed to exploit this vulnerability. In case custom plugins used in the website frontend accept and reflect rich-text content submitted by users, no authentication is required. Update to TYPO3 versions 7.6.53 ELTS, 8.7.42 ELTS, 9.5.29, 10.4.19, 11.3.2 that fix the problem described." } ] }, "impact": { "cvss": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "version": "3.1" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')" } ] } ] }, "references": { "reference_data": [ { "name": "https://typo3.org/security/advisory/typo3-core-sa-2021-013", "refsource": "MISC", "url": "https://typo3.org/security/advisory/typo3-core-sa-2021-013" }, { "name": "https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-c5c9-8c6m-727v", "refsource": "CONFIRM", "url": "https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-c5c9-8c6m-727v" } ] }, "source": { "advisory": "GHSA-c5c9-8c6m-727v", "discovery": "UNKNOWN" } } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T23:33:55.826Z" }, "title": "CVE Program Container", "references": [ { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://typo3.org/security/advisory/typo3-core-sa-2021-013" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-c5c9-8c6m-727v" } ] } ] }, "cveMetadata": { "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "cveId": "CVE-2021-32768", "datePublished": "2021-08-10T16:30:11.000Z", "dateReserved": "2021-05-12T00:00:00.000Z", "dateUpdated": "2024-08-03T23:33:55.826Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }