CVE-2021-42326

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:redmine:redmine:*:*:*:*:*:*:*:*", "matchCriteriaId": "F65CFF88-7694-4A72-BB47-485F8072B6D1", "versionEndExcluding": "4.1.5", "vulnerable": true}, {"criteria": "cpe:2.3:a:redmine:redmine:*:*:*:*:*:*:*:*", "matchCriteriaId": "345C2547-3EB7-4B98-9586-DE71EE70651F", "versionEndExcluding": "4.2.3", "versionStartIncluding": "4.2.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Redmine before 4.1.5 and 4.2.x before 4.2.3 may disclose the names of users on activity views due to an insufficient access filter."}, {"lang": "es", "value": "Redmine versiones anteriores a 4.1.5 y versiones 4.2.x anteriores a 4.2.3, pueden revelar los nombres de usuarios en las vistas de actividad debido a un filtro de acceso insuficiente"}], "id": "CVE-2021-42326", "lastModified": "2026-06-17T04:09:39.147", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "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": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-10-12T19:15:08.047", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2021/10/msg00013.html"}, {"source": "cve@mitre.org", "tags": ["Mitigation", "Vendor Advisory"], "url": "https://www.redmine.org/news/133"}, {"source": "cve@mitre.org", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://www.redmine.org/projects/redmine/wiki/Changelog_4_1#415-2021-10-10"}, {"source": "cve@mitre.org", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://www.redmine.org/projects/redmine/wiki/Changelog_4_2#423-2021-10-10"}, {"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "https://www.redmine.org/projects/redmine/wiki/Security_Advisories"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2021/10/msg00013.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mitigation", "Vendor Advisory"], "url": "https://www.redmine.org/news/133"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://www.redmine.org/projects/redmine/wiki/Changelog_4_1#415-2021-10-10"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://www.redmine.org/projects/redmine/wiki/Changelog_4_2#423-2021-10-10"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://www.redmine.org/projects/redmine/wiki/Security_Advisories"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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