{"id":"CVE-2025-41395","state":"PUBLISHED","title":"Webapp DoS via malicious retrospective post in Playbooks","description":"Mattermost versions 10.4.x <= 10.4.2, 10.5.x <= 10.5.0, 9.11.x <= 9.11.10 fail to properly validate the props used by the RetrospectivePost custom post type in the Playbooks plugin, which allows an attacker to create a specially crafted post with maliciously crafted props and cause a denial of service (DoS) of the web app for all users.","publishedAt":"2025-04-24T06:48:31.087Z","updatedAt":"2025-04-24T13:58:04.968Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","source":"Mattermost"},"assigner":"Mattermost","products":["Mattermost Mattermost"],"affected":[{"vendor":"Mattermost","product":"Mattermost","defaultStatus":"unaffected","versions":[{"version":"10.4.0","status":"affected","lessThanOrEqual":"10.4.2","versionType":"semver"},{"version":"10.5.0","status":"affected"},{"version":"9.11.0","status":"affected","lessThanOrEqual":"9.11.10","versionType":"semver"},{"version":"10.6.0","status":"unaffected"},{"version":"10.4.3","status":"unaffected"},{"version":"10.5.1","status":"unaffected"},{"version":"9.11.11","status":"unaffected"}]}],"references":["https://mattermost.com/security-updates"],"weaknesses":["CWE-1287"],"ingestedAt":"2026-10-29T20:09:09.358Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/41xxx/CVE-2025-41395.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2025-41395","state":"PUBLISHED","datePublished":"2025-04-24T06:48:31.087Z","dateUpdated":"2025-04-24T13:58:04.968Z","assignerShortName":"Mattermost","assignerOrgId":"9302f53e-dde5-4bf3-b2f2-a83f91ac0eee","dateReserved":"2025-04-22T11:38:20.753Z"},"containers":{"cna":{"title":"Webapp DoS via malicious retrospective post in Playbooks","descriptions":[{"lang":"en","value":"Mattermost versions 10.4.x <= 10.4.2, 10.5.x <= 10.5.0, 9.11.x <= 9.11.10 fail to properly validate the props used by the RetrospectivePost custom post type in the Playbooks plugin, which allows an attacker to create a specially crafted post with maliciously crafted props and cause a denial of service (DoS) of the web app for all users."}],"affected":[{"vendor":"Mattermost","product":"Mattermost","defaultStatus":"unaffected","versions":[{"version":"10.4.0","status":"affected","lessThanOrEqual":"10.4.2","versionType":"semver"},{"version":"10.5.0","status":"affected"},{"version":"9.11.0","status":"affected","lessThanOrEqual":"9.11.10","versionType":"semver"},{"version":"10.6.0","status":"unaffected"},{"version":"10.4.3","status":"unaffected"},{"version":"10.5.1","status":"unaffected"},{"version":"9.11.11","status":"unaffected"}]}],"references":[{"url":"https://mattermost.com/security-updates"}],"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-1287","description":"CWE-1287: Improper Validation of Specified Type of Input","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"Mattermost","orgId":"9302f53e-dde5-4bf3-b2f2-a83f91ac0eee","dateUpdated":"2025-04-24T06:48:31.087Z"},"credits":[{"lang":"en","type":"finder","value":"c0rydoras (c0rydoras)"}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>Update Mattermost to versions 10.6.0, 10.4.3, 10.5.1, 9.11.11 or higher. Otherwise, update the Playbooks plugin to version 2.1.1 or higher</p>"}],"value":"Update Mattermost to versions 10.6.0, 10.4.3, 10.5.1, 9.11.11 or higher. Otherwise, update the Playbooks plugin to version 2.1.1 or higher"}],"source":{"advisory":"MMSA-2024-00395","defect":["https://mattermost.atlassian.net/browse/MM-61163"],"discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-04-24T13:57:55.384637Z","id":"CVE-2025-41395","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-04-24T13:58:04.968Z"}}]}}}