{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-85287", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-09-03T16:37:49.262Z", "datePublished": "2026-11-05T16:03:13.686Z", "dateUpdated": "2026-11-05T16:03:13.686Z"}, "containers": {"cna": {"title": "HomeBox: Email Case-Sensitivity Bypass Allows Duplicate Account Creation and Login Denial of Service", "problemTypes": [{"descriptions": [{"cweId": "CWE-178", "lang": "en", "description": "CWE-178: Improper Handling of Case Sensitivity", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-1024", "lang": "en", "description": "CWE-1024: Comparison of Incompatible Types", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L", "version": "3.1"}}], "references": [{"name": "https://github.com/sysadminsmedia/homebox/security/advisories/GHSA-xqg9-6xxv-3452", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/sysadminsmedia/homebox/security/advisories/GHSA-xqg9-6xxv-3452"}, {"name": "https://github.com/sysadminsmedia/homebox/commit/fbf8c8505b47c3d46aa6c17f7c657906b5b1b83a", "tags": ["x_refsource_MISC"], "url": "https://github.com/sysadminsmedia/homebox/commit/fbf8c8505b47c3d46aa6c17f7c657906b5b1b83a"}, {"name": "https://github.com/sysadminsmedia/homebox/releases/tag/v0.27.0", "tags": ["x_refsource_MISC"], "url": "https://github.com/sysadminsmedia/homebox/releases/tag/v0.27.0"}], "affected": [{"vendor": "sysadminsmedia", "product": "homebox", "versions": [{"version": "< 0.27.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-11-05T16:03:13.686Z"}, "descriptions": [{"lang": "en", "value": "HomeBox is a home inventory and organization system. Prior to 0.27.0, POST /api/v1/users/register and the users.email uniqueness constraint treat email addresses as case-sensitive while HomeBox uses a case-insensitive login lookup. An unauthenticated attacker who knows a victim's email can register a differently cased variant, creating duplicate rows that cause login to return 401 for both variants and deny the victim access, while also bypassing the one-account-per-email policy. This issue is fixed in version 0.27.0."}], "source": {"advisory": "GHSA-xqg9-6xxv-3452", "discovery": "UNKNOWN"}}}}

{}

{"affected": [{"affectedData": [{"product": "homebox", "vendor": "sysadminsmedia", "versions": [{"status": "affected", "version": "< 0.27.0"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "HomeBox is a home inventory and organization system. Prior to 0.27.0, POST /api/v1/users/register and the users.email uniqueness constraint treat email addresses as case-sensitive while HomeBox uses a case-insensitive login lookup. An unauthenticated attacker who knows a victim's email can register a differently cased variant, creating duplicate rows that cause login to return 401 for both variants and deny the victim access, while also bypassing the one-account-per-email policy. This issue is fixed in version 0.27.0."}], "id": "CVE-2026-85287", "lastModified": "2026-11-05T17:18:22.143", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 2.5, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-11-05T17:18:22.143", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/sysadminsmedia/homebox/commit/fbf8c8505b47c3d46aa6c17f7c657906b5b1b83a"}, {"source": "security-advisories@github.com", "url": "https://github.com/sysadminsmedia/homebox/releases/tag/v0.27.0"}, {"source": "security-advisories@github.com", "url": "https://github.com/sysadminsmedia/homebox/security/advisories/GHSA-xqg9-6xxv-3452"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-178"}, {"lang": "en", "value": "CWE-1024"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,0.27.0)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "homebox", "source": "cna", "vendor": "sysadminsmedia"}, "product": "homebox", "vendor": "sysadminsmedia"}], "created": "2026-11-05T18:00:20.445454+00:00", "updated": "2026-11-05T18:00:23.341784+00:00", "vendors": ["sysadminsmedia", "sysadminsmedia$PRODUCT$homebox"]}