{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-5228", "assignerOrgId": "ca940d4e-fea4-4aa2-9a58-591a58b1ce21", "state": "PUBLISHED", "assignerShortName": "TR-CERT", "dateReserved": "2026-03-31T13:21:46.402Z", "datePublished": "2026-06-04T14:22:31.994Z", "dateUpdated": "2026-06-04T17:28:38.331Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "ca940d4e-fea4-4aa2-9a58-591a58b1ce21", "shortName": "TR-CERT", "dateUpdated": "2026-06-04T14:22:31.994Z"}, "title": "Improper Access Control in Kurt Software Studio's WriteUp Mobile App", "datePublic": "2026-06-04T12:46:00.000Z", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-284", "description": "CWE-284 Improper Access Control", "type": "CWE"}]}, {"descriptions": [{"lang": "en", "cweId": "CWE-862", "description": "CWE-862 Missing Authorization", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-1", "descriptions": [{"lang": "en", "value": "CAPEC-1 Accessing Functionality Not Properly Constrained by ACLs"}]}], "affected": [{"vendor": "Kurt Software Studio", "product": "WriteUp Mobile App", "versions": [{"status": "affected", "version": "1.3.0", "lessThanOrEqual": "04062026", "versionType": "custom"}], "defaultStatus": "unknown"}], "descriptions": [{"lang": "en", "value": "Improper Access Control, Missing Authorization vulnerability in Kurt Software Studio WriteUp Mobile App allows Accessing Functionality Not Properly Constrained by ACLs.\n\nThis issue affects WriteUp Mobile App: from 1.3.0 through 04062026.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Improper Access Control, Missing Authorization vulnerability in Kurt Software Studio WriteUp Mobile App allows Accessing Functionality Not Properly Constrained by ACLs.<p>This issue affects WriteUp Mobile App: from 1.3.0 through 04062026.</p>"}]}], "references": [{"url": "https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-0310", "tags": ["government-resource"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "HIGH", "baseScore": 8.8, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}}], "credits": [{"lang": "en", "value": "Hamza YE\u015e\u0130LMEN", "type": "finder"}], "source": {"defect": ["TR-26-0310"], "advisory": "TR-26-0310", "discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.2"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-06-04T17:28:29.476982Z", "id": "CVE-2026-5228", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-06-04T17:28:38.331Z"}}]}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Access Control, Missing Authorization vulnerability in Kurt Software Studio WriteUp Mobile App allows Accessing Functionality Not Properly Constrained by ACLs.\n\nThis issue affects WriteUp Mobile App: from 1.3.0 through 04062026."}], "id": "CVE-2026-5228", "lastModified": "2026-06-04T16:23:33.747", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "iletisim@usom.gov.tr", "type": "Primary"}]}, "published": "2026-06-04T16:16:39.640", "references": [{"source": "iletisim@usom.gov.tr", "url": "https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-0310"}], "sourceIdentifier": "iletisim@usom.gov.tr", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-284"}, {"lang": "en", "value": "CWE-862"}], "source": "iletisim@usom.gov.tr", "type": "Primary"}]}

{}

{"created": "2026-06-04T16:30:06.454437+00:00", "updated": "2026-06-04T16:30:06.454452+00:00", "vendors": []}