{"dataType": "CVE_RECORD", "dataVersion": "5.0", "cveMetadata": {"cveId": "CVE-2023-48732", "assignerOrgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee", "state": "PUBLISHED", "assignerShortName": "Mattermost", "dateReserved": "2023-12-21T08:00:43.425Z", "datePublished": "2024-01-02T09:52:01.147Z", "dateUpdated": "2024-01-02T09:52:01.147Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Mattermost", "vendor": "Mattermost", "versions": [{"lessThanOrEqual": "8.1.6", "status": "affected", "version": "0", "versionType": "semver"}, {"status": "unaffected", "version": "8.1.7"}]}], "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "Daniel Espino Garcia"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>Mattermost fails to scope the WebSocket response around notified users&nbsp;to a each user separately resulting in the&nbsp;WebSocket broadcasting the information about who was notified about a post to everyone else in the channel.</p>"}], "value": "Mattermost fails to scope the WebSocket response around notified users\u00a0to a each user separately resulting in the\u00a0WebSocket broadcasting the information about who was notified about a post to everyone else in the channel.\n\n"}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-200", "description": "CWE-200: Exposure of Sensitive Information to an Unauthorized Actor", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee", "shortName": "Mattermost", "dateUpdated": "2024-01-02T09:52:01.147Z"}, "references": [{"url": "https://mattermost.com/security-updates"}], "solutions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>Update Mattermost Server to versions 8.1.7, 9.3.0 or higher.</p>"}], "value": "Update Mattermost Server to versions 8.1.7, 9.3.0 or higher.\n\n"}], "source": {"advisory": "MMSA-2023-00243", "defect": ["https://mattermost.atlassian.net/browse/MM-54237"], "discovery": "INTERNAL"}, "title": "Keywords that trigger mentions are leaked to other users", "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}}}

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