CVE-2021-32735

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As a partial workaround, site administrators can protect against attacks from visitors without Panel access by validating or sanitizing provided data from the frontend form."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-80", "description": "CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-07-02T14:45:11.000Z", "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/getkirby/kirby/security/advisories/GHSA-2f2w-349x-vrqm"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/getkirby/kirby/releases/tag/3.5.7"}], "source": {"advisory": "GHSA-2f2w-349x-vrqm", "discovery": "UNKNOWN"}, "title": "Cross-site scripting (XSS) from field and configuration text displayed in the Panel", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security-advisories@github.com", "ID": "CVE-2021-32735", "STATE": "PUBLIC", "TITLE": "Cross-site scripting (XSS) from field and configuration text displayed in the Panel"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "kirby", "version": {"version_data": [{"version_value": "<= 3.5.5, <= 3.5.6"}]}}]}, "vendor_name": "getkirby"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Kirby is a content management system. 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As a partial workaround, site administrators can protect against attacks from visitors without Panel access by validating or sanitizing provided data from the frontend form."}]}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)"}]}]}, "references": {"reference_data": [{"name": "https://github.com/getkirby/kirby/security/advisories/GHSA-2f2w-349x-vrqm", "refsource": "CONFIRM", "url": "https://github.com/getkirby/kirby/security/advisories/GHSA-2f2w-349x-vrqm"}, {"name": "https://github.com/getkirby/kirby/releases/tag/3.5.7", "refsource": "MISC", "url": "https://github.com/getkirby/kirby/releases/tag/3.5.7"}]}, "source": {"advisory": "GHSA-2f2w-349x-vrqm", "discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T23:33:54.879Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/getkirby/kirby/security/advisories/GHSA-2f2w-349x-vrqm"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/getkirby/kirby/releases/tag/3.5.7"}]}]}, "cveMetadata": {"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "cveId": "CVE-2021-32735", "datePublished": "2021-07-02T14:45:11.000Z", "dateReserved": "2021-05-12T00:00:00.000Z", "dateUpdated": "2024-08-03T23:33:54.879Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "kirby", "vendor": "getkirby", "versions": [{"status": "affected", "version": "<= 3.5.5, <= 3.5.6"}]}], "source": "security-advisories@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:getkirby:kirby:*:*:*:*:*:*:*:*", "matchCriteriaId": "96192C7D-3864-4CD4-A5D2-A3921230D9C8", "versionEndExcluding": "3.5.7", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Kirby is a content management system. In Kirby CMS versions 3.5.5 and 3.5.6, the Panel's `ListItem` component (used in the pages and files section for example) displayed HTML in page titles as it is. This could be used for cross-site scripting (XSS) attacks. Malicious authenticated Panel users can escalate their privileges if they get access to the Panel session of an admin user. Visitors without Panel access can use the attack vector if the site allows changing site data from a frontend form. Kirby 3.5.7 patches the vulnerability. As a partial workaround, site administrators can protect against attacks from visitors without Panel access by validating or sanitizing provided data from the frontend form."}, {"lang": "es", "value": "Kirby es un sistema de administraci\u00f3n de contenidos. En las versiones 3.5.5 y 3.5.6 de Kirby CMS, el componente \"ListItem\" del Panel (usado en la secci\u00f3n de p\u00e1ginas y archivos, por ejemplo) mostraba HTML en los t\u00edtulos de las p\u00e1ginas tal cual. Esto pod\u00eda ser usado para ataques de tipo cross-site scripting (XSS). Unos usuarios autenticados maliciosos del Panel pueden escalar sus privilegios si consiguen acceder a la sesi\u00f3n del Panel de un usuario administrador. Unos visitantes sin acceso al Panel pueden usar el vector de ataque si el sitio permite cambiar los datos del sitio desde un formulario del frontend. Kirby versi\u00f3n 3.5.7 parchea la vulnerabilidad. Como soluci\u00f3n alternativa parcial, los administradores del sitio pueden protegerse contra los ataques de visitantes sin acceso al Panel al comprobar o sanear los datos proporcionados desde el formulario frontend"}], "id": "CVE-2021-32735", "lastModified": "2026-06-17T03:53:31.600", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 3.5, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 6.8, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 4.2, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-07-02T15:15:10.503", "references": [{"source": "security-advisories@github.com", "tags": ["Patch", "Release Notes", "Third Party Advisory"], "url": "https://github.com/getkirby/kirby/releases/tag/3.5.7"}, {"source": "security-advisories@github.com", "tags": ["Patch", "Release Notes", "Third Party Advisory"], "url": "https://github.com/getkirby/kirby/security/advisories/GHSA-2f2w-349x-vrqm"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Release Notes", "Third Party Advisory"], "url": "https://github.com/getkirby/kirby/releases/tag/3.5.7"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Release Notes", "Third Party Advisory"], "url": "https://github.com/getkirby/kirby/security/advisories/GHSA-2f2w-349x-vrqm"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-80"}], "source": "security-advisories@github.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-79"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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