CVE-2026-47838

{"id": "CVE-2026-47838", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-47838", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-06-10T00:00:00+00:00"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security@vmware.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.8, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 1.6}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 2.8}]}, "affected": [{"source": "security@vmware.com", "affectedData": [{"vendor": "Spring", "product": "Spring Security", "versions": [{"status": "affected", "version": "5.7.0", "lessThan": "5.7.25", "versionType": "custom"}, {"status": "affected", "version": "5.8.0", "lessThan": "5.8.27", "versionType": "custom"}, {"status": "affected", "version": "6.3.0", "lessThan": "6.3.18", "versionType": "custom"}, {"status": "affected", "version": "6.4.0", "lessThan": "6.4.18", "versionType": "custom"}, {"status": "affected", "version": "6.5.0", "lessThan": "6.5.10.2", "versionType": "custom"}], "defaultStatus": "unaffected"}]}], "published": "2026-06-10T00:16:54.897", "references": [{"url": "https://spring.io/security/cve-2026-47838", "tags": ["Vendor Advisory"], "source": "security@vmware.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "security@vmware.com", "description": [{"lang": "en", "value": "CWE-287"}]}], "descriptions": [{"lang": "en", "value": "SubjectDnX509PrincipalExtractor does not correctly handle certain malformed X.509 certificate CN values, which can lead to reading the wrong value for the username. In a carefully crafted certificate, this can lead to an attacker impersonating another user.\n\nAffected versions:\nSpring Security 5.7.0 through 5.7.24; 5.8.0 through 5.8.26; 6.3.0 through 6.3.17; 6.4.0 through 6.4.17; 6.5.0 through 6.5.10."}, {"lang": "es", "value": "SubjectDnX509PrincipalExtractor no maneja correctamente ciertos valores CN malformados de certificados X.509, lo que puede llevar a la lectura de un valor incorrecto para el nombre de usuario. En un certificado cuidadosamente elaborado, esto puede llevar a un atacante suplantando a otro usuario.\n\nVersiones afectadas:\nSpring Security 5.7.0 a 5.7.24; 5.8.0 a 5.8.26; 6.3.0 a 6.3.17; 6.4.0 a 6.4.17; 6.5.0 a 6.5.10."}], "lastModified": "2026-07-23T09:10:00.113", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:vmware:spring_security:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1DC99F42-9DE4-4A08-B8B7-FEC21DCA9550", "versionEndExcluding": "5.7.25"}, {"criteria": "cpe:2.3:a:vmware:spring_security:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DFF58095-4735-4F10-9992-7917CBF8ADB5", "versionEndExcluding": "5.8.27", "versionStartIncluding": "5.8.0"}, {"criteria": "cpe:2.3:a:vmware:spring_security:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1B1A36E0-DAC0-445B-80BF-2B642ACADCB0", "versionEndExcluding": "6.3.18", "versionStartIncluding": "6.3.0"}, {"criteria": "cpe:2.3:a:vmware:spring_security:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2EBDCD5A-4027-4CD0-B4A7-72A9E32E03A2", "versionEndExcluding": "6.4.18", "versionStartIncluding": "6.4.0"}, {"criteria": "cpe:2.3:a:vmware:spring_security:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4422C1C4-B1DE-480F-A221-78F3C3F2FC2A", "versionEndExcluding": "6.5.11", "versionStartIncluding": "6.5.0"}], "operator": "OR"}]}], "sourceIdentifier": "security@vmware.com"}