CVE-2021-26072

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{"affected": [{"affectedData": [{"product": "Confluence Server", "vendor": "Atlassian", "versions": [{"lessThan": "5.8.6", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"product": "Confluence Data Center", "vendor": "Atlassian", "versions": [{"lessThan": "5.8.6", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "source": "security@atlassian.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:*", "matchCriteriaId": "E9AAFFA9-E8EC-4F83-B38B-2B0A8C04DD59", "versionEndExcluding": "5.8.6", "vulnerable": true}, {"criteria": "cpe:2.3:a:atlassian:confluence_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "3DE645E0-3780-4919-AE6F-ECFA55F3E3F6", "versionEndExcluding": "5.8.6", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The WidgetConnector plugin in Confluence Server and Confluence Data Center before version 5.8.6 allowed remote attackers to manipulate the content of internal network resources via a blind Server-Side Request Forgery (SSRF) vulnerability."}, {"lang": "es", "value": "El plugin WidgetConnector en Confluence Server y Confluence Data Center anterior a versi\u00f3n 5.8.6, permit\u00eda a atacantes remotos manipular el contenido de los recursos de la red interna a trav\u00e9s de una vulnerabilidad de tipo Server-Side Request Forgery (SSRF) ciega del servidor."}], "id": "CVE-2021-26072", "lastModified": "2026-06-17T03:42:48.010", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 4.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-04-01T19:15:13.623", "references": [{"source": "security@atlassian.com", "tags": ["Issue Tracking", "Patch", "Vendor Advisory"], "url": "https://jira.atlassian.com/browse/CONFSERVER-61399"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch", "Vendor Advisory"], "url": "https://jira.atlassian.com/browse/CONFSERVER-61399"}], "sourceIdentifier": "security@atlassian.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-918"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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