{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-52691", "assignerOrgId": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "state": "PUBLISHED", "assignerShortName": "CSA", "dateReserved": "2025-06-19T06:04:41.987Z", "datePublished": "2025-12-29T02:15:58.200Z", "dateUpdated": "2026-02-26T16:07:23.398Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unknown", "product": "SmarterMail", "vendor": "SmarterTools", "versions": [{"status": "affected", "version": "SmarterMail versions Build 9406 and earlier"}]}], "credits": [{"lang": "en", "type": "finder", "value": "Chua Meng Han"}], "datePublic": "2025-12-29T02:11:00.000Z", "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Successful exploitation of the vulnerability could allow an unauthenticated attacker to upload arbitrary files to any location on the mail server, potentially enabling remote code execution.\n\n<br>"}], "value": "Successful exploitation of the vulnerability could allow an unauthenticated attacker to upload arbitrary files to any location on the mail server, potentially enabling remote code execution."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 10, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "providerMetadata": {"orgId": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "shortName": "CSA", "dateUpdated": "2025-12-29T02:15:58.200Z"}, "references": [{"url": "https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2025-124/"}], "solutions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Users and administrators of affected product versions are advised to update to SmarterMail version Build 9413 immediately.\n\n<br>"}], "value": "Users and administrators of affected product versions are advised to update to SmarterMail version Build 9413 immediately."}], "source": {"discovery": "UNKNOWN"}, "title": "Upload Arbitrary Files", "x_generator": {"engine": "Vulnogram 0.5.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2025-52691", "role": "CISA Coordinator", "options": [{"Exploitation": "active"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-01-27T04:55:29.121460Z"}}}, {"other": {"type": "kev", "content": {"dateAdded": "2026-01-26", "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-52691"}}}], "references": [{"url": "https://github.com/watchtowrlabs/watchTowr-vs-SmarterMail-CVE-2025-52691?ref=labs.watchtowr.com", "tags": ["exploit"]}, {"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-52691", "tags": ["government-resource"]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-434", "description": "CWE-434 Unrestricted Upload of File with Dangerous Type"}]}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-02-26T16:07:23.398Z"}}]}}