{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-40626", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2024-07-08T16:13:15.510Z", "datePublished": "2024-07-16T17:03:39.883Z", "dateUpdated": "2024-08-02T04:33:11.960Z"}, "containers": {"cna": {"title": "Stored Cross-site Scripting (XSS) vulnerability in Outline editor", "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": 7.3, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/outline/outline/security/advisories/GHSA-888c-mvg8-v6wh", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/outline/outline/security/advisories/GHSA-888c-mvg8-v6wh"}], "affected": [{"vendor": "outline", "product": "outline", "versions": [{"version": "< 0.77.3", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2024-07-16T17:03:39.883Z"}, "descriptions": [{"lang": "en", "value": "Outline is an open source, collaborative document editor. A type confusion issue was found in ProseMirror\u2019s rendering process that leads to a Stored Cross-Site Scripting (XSS) vulnerability in Outline. An authenticated user can create a document containing a malicious JavaScript payload. When other users view this document, the malicious Javascript can execute in the origin of Outline. Outline includes CSP rules to prevent third-party code execution, however in the case of self-hosting and having your file storage on the same domain as Outline a malicious payload can be uploaded as a file attachment and bypass those CSP restrictions. This issue has been addressed in release version 0.77.3. Users are advised to upgrade. There are no known workarounds for this vulnerability.\n"}], "source": {"advisory": "GHSA-888c-mvg8-v6wh", "discovery": "UNKNOWN"}}, "adp": [{"affected": [{"vendor": "getoutline", "product": "outline", "cpes": ["cpe:2.3:a:getoutline:outline:*:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "versions": [{"version": "0", "status": "affected", "lessThan": "0.77.3", "versionType": "custom"}]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-07-16T18:16:32.464561Z", "id": "CVE-2024-40626", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-07-16T18:22:19.680Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T04:33:11.960Z"}, "title": "CVE Program Container", "references": [{"name": "https://github.com/outline/outline/security/advisories/GHSA-888c-mvg8-v6wh", "tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/outline/outline/security/advisories/GHSA-888c-mvg8-v6wh"}]}]}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "Outline is an open source, collaborative document editor. A type confusion issue was found in ProseMirror\u2019s rendering process that leads to a Stored Cross-Site Scripting (XSS) vulnerability in Outline. An authenticated user can create a document containing a malicious JavaScript payload. When other users view this document, the malicious Javascript can execute in the origin of Outline. Outline includes CSP rules to prevent third-party code execution, however in the case of self-hosting and having your file storage on the same domain as Outline a malicious payload can be uploaded as a file attachment and bypass those CSP restrictions. This issue has been addressed in release version 0.77.3. Users are advised to upgrade. There are no known workarounds for this vulnerability.\n"}, {"lang": "es", "value": "Outline es un editor de documentos colaborativo de c\u00f3digo abierto. Se encontr\u00f3 un problema de confusi\u00f3n de tipos en el proceso de renderizado de ProseMirror que conduce a una vulnerabilidad de Cross-Site Scripting (XSS) Almacenado en Outline. Un usuario autenticado puede crear un documento que contenga un payload de JavaScript malicioso. Cuando otros usuarios ven este documento, el Javascript malicioso puede ejecutarse en el origen de Outline. Outline incluye reglas de CSP para evitar la ejecuci\u00f3n de c\u00f3digo de terceros; sin embargo, en el caso de autohospedaje y almacenamiento de archivos en el mismo dominio que Outline, se puede cargar un payload malicioso como un archivo adjunto y evitar esas restricciones de CSP. Este problema se solucion\u00f3 en la versi\u00f3n 0.77.3. Se recomienda a los usuarios que actualicen. No se conocen workarounds para esta vulnerabilidad."}], "id": "CVE-2024-40626", "lastModified": "2024-07-16T18:00:02.110", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.3, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.1, "impactScore": 5.2, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2024-07-16T17:15:11.580", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/outline/outline/security/advisories/GHSA-888c-mvg8-v6wh"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

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