{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2025-21088","assignerOrgId":"9302f53e-dde5-4bf3-b2f2-a83f91ac0eee","state":"PUBLISHED","assignerShortName":"Mattermost","dateReserved":"2025-01-15T15:30:33.435Z","datePublished":"2025-01-15T15:51:49.474Z","dateUpdated":"2025-01-15T16:20:11.778Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Mattermost","vendor":"Mattermost","versions":[{"status":"affected","version":"10.2.0"},{"lessThanOrEqual":"9.11.5","status":"affected","version":"9.11.0","versionType":"semver"},{"lessThanOrEqual":"10.0.3","status":"affected","version":"10.0.0","versionType":"semver"},{"lessThanOrEqual":"10.1.3","status":"affected","version":"10.1.0","versionType":"semver"},{"status":"unaffected","version":"10.3.0"},{"status":"unaffected","version":"10.2.1"},{"status":"unaffected","version":"9.11.6"},{"status":"unaffected","version":"10.0.4"},{"status":"unaffected","version":"10.1.4"}]}],"credits":[{"lang":"en","type":"finder","value":"c0rydoras"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>Mattermost versions 10.2.x &lt;= 10.2.0, 9.11.x &lt;= 9.11.5, 10.0.x &lt;= 10.0.3, 10.1.x &lt;= 10.1.3 fail to properly validate the style of proto supplied to an action's style in post.props.attachments, which allows an attacker to crash the frontend via crafted malicious input.<br></p>"}],"value":"Mattermost versions 10.2.x <= 10.2.0, 9.11.x <= 9.11.5, 10.0.x <= 10.0.3, 10.1.x <= 10.1.3 fail to properly validate the style of proto supplied to an action's style in post.props.attachments, which allows an attacker to crash the frontend via crafted malicious input."}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-704","description":"CWE-704: Incorrect Type Conversion or Cast","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"9302f53e-dde5-4bf3-b2f2-a83f91ac0eee","shortName":"Mattermost","dateUpdated":"2025-01-15T15:51:49.474Z"},"references":[{"url":"https://mattermost.com/security-updates"}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>Update Mattermost to versions 10.3.0, 2.23.0, 10.2.1, 9.11.6, 10.0.4, 10.1.4 or higher.</p>"}],"value":"Update Mattermost to versions 10.3.0, 2.23.0, 10.2.1, 9.11.6, 10.0.4, 10.1.4 or higher."}],"source":{"advisory":"MMSA-2024-00402","defect":["https://mattermost.atlassian.net/browse/MM-61709"],"discovery":"EXTERNAL"},"title":"WebApp crash via improper validation of proto style in attachments","x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-01-15T16:19:00.477273Z","id":"CVE-2025-21088","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-01-15T16:20:11.778Z"}}]}}