{"api_version":"1","generated_at":"2026-07-23T23:23:26+00:00","cve":"CVE-2022-4044","urls":{"html":"https://cve.report/CVE-2022-4044","api":"https://cve.report/api/cve/CVE-2022-4044.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2022-4044","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-4044"},"summary":{"title":"CVE-2022-4044","description":"A denial-of-service vulnerability in Mattermost allows an authenticated user to crash the server via multiple large autoresponder messages.","state":"PUBLIC","assigner":"responsibledisclosure@mattermost.com","published_at":"2022-11-23 06:15:00","updated_at":"2022-11-26 03:36:00"},"problem_types":["CWE-770"],"metrics":[],"references":[{"url":"https://hackerone.com/reports/1680241","name":"https://hackerone.com/reports/1680241","refsource":"MISC","tags":[],"title":"HackerOne","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://mattermost.com/security-updates/","name":"https://mattermost.com/security-updates/","refsource":"MISC","tags":[],"title":"Security Updates - Mattermost Open Source Collaboration Platform","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-4044","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-4044","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2022","cve_id":"4044","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"mattermost","cpe5":"mattermost","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"data_version":"4.0","data_type":"CVE","data_format":"MITRE","CVE_data_meta":{"ID":"CVE-2022-4044","ASSIGNER":"responsibledisclosure@mattermost.com","STATE":"PUBLIC"},"description":{"description_data":[{"lang":"eng","value":"A denial-of-service vulnerability in Mattermost allows an authenticated user to crash the server via multiple large autoresponder messages."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-770 Allocation of Resources Without Limits or Throttling","cweId":"CWE-770"}]}]},"affects":{"vendor":{"vendor_data":[{"vendor_name":"Mattermost","product":{"product_data":[{"product_name":"Mattermost","version":{"version_data":[{"version_value":"1.0.0","version_affected":"="},{"version_value":"7.1.4","version_affected":"!"},{"version_value":"7.2.0","version_affected":"="},{"version_value":"7.3.0","version_affected":"="},{"version_value":"7.4.0","version_affected":"!"}]}}]}}]}},"references":{"reference_data":[{"url":"https://mattermost.com/security-updates/","refsource":"MISC","name":"https://mattermost.com/security-updates/"},{"url":"https://hackerone.com/reports/1680241","refsource":"MISC","name":"https://hackerone.com/reports/1680241"}]},"generator":{"engine":"Vulnogram 0.1.0-dev"},"source":{"advisory":"MMSA-2022-00120","discovery":"EXTERNAL"},"solution":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Update Mattermost to version v7.1.4, 7.2.1, 7.3.1, 7.4.0 or higher."}],"value":"Update Mattermost to version v7.1.4, 7.2.1, 7.3.1, 7.4.0 or higher."}],"credits":[{"lang":"en","value":"vultza (vultza)"}],"impact":{"cvss":[{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":4.3,"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:L","version":"3.1"}]}},"nvd":{"publishedDate":"2022-11-23 06:15:00","lastModifiedDate":"2022-11-26 03:36:00","problem_types":["CWE-770"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM"},"exploitabilityScore":2.8,"impactScore":3.6}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*","versionEndExcluding":"7.4","cpe_name":[]}]}]}},"legacy_mitre":{"record":null,"notes":[]}}}