2 lines
3.4 KiB
JSON
2 lines
3.4 KiB
JSON
{"affected":[{"affectedData":[{"defaultStatus":"unaffected","product":"Mattermost","vendor":"Mattermost","versions":[{"lessThanOrEqual":"11.0.4","status":"affected","version":"0","versionType":"semver"},{"lessThanOrEqual":"11.1.3","status":"affected","version":"0","versionType":"semver"},{"lessThanOrEqual":"11.3.2","status":"affected","version":"0","versionType":"semver"},{"lessThanOrEqual":"10.11.11","status":"affected","version":"0","versionType":"semver"},{"status":"unaffected","version":"11.5.0"},{"status":"unaffected","version":"11.4.1"},{"status":"unaffected","version":"11.3.2"},{"status":"unaffected","version":"11.2.4"},{"status":"unaffected","version":"10.11.12"}]}],"source":"responsibledisclosure@mattermost.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*","matchCriteriaId":"D144BD1D-F65C-498D-BC8A-F3D718F47F4B","versionEndExcluding":"10.11.12","versionStartIncluding":"10.11.0","vulnerable":true},{"criteria":"cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*","matchCriteriaId":"2E3E9B61-F003-45E4-9A04-8015A5CB8558","versionEndExcluding":"11.2.4","versionStartIncluding":"11.2.0","vulnerable":true},{"criteria":"cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*","matchCriteriaId":"805ECFFC-82FD-4754-AF95-32167E1D41CB","versionEndExcluding":"11.3.2","versionStartIncluding":"11.3.0","vulnerable":true},{"criteria":"cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*","matchCriteriaId":"839BC7B7-28DF-4125-937A-8B0D2D6893C2","versionEndExcluding":"11.4.1","versionStartIncluding":"11.4.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"Mattermost Plugins versions <=11.4 11.0.4 11.1.3 11.3.2 10.11.11.0 fail to validate incoming request size which allows an authenticated attacker to cause service disruption via the webhook endpoint. Mattermost Advisory ID: MMSA-2026-00589"},{"lang":"es","value":"Las versiones de los plugins de Mattermost <=11.4 11.0.4 11.1.3 11.3.2 10.11.11.0 no validan el tamaño de las solicitudes entrantes, lo que permite a un atacante autenticado causar interrupción del servicio a través del endpoint de webhook. ID de aviso de Mattermost: MMSA-2026-00589"}],"id":"CVE-2026-3116","lastModified":"2026-06-17T10:43:04.347","metrics":{"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":4.9,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"exploitabilityScore":1.2,"impactScore":3.6,"source":"responsibledisclosure@mattermost.com","type":"Secondary"}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"id":"CVE-2026-3116","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-03-26T17:37:45.639766Z","version":"2.0.3"}}]},"published":"2026-03-26T17:16:42.823","references":[{"source":"responsibledisclosure@mattermost.com","tags":["Vendor Advisory"],"url":"https://mattermost.com/security-updates"}],"sourceIdentifier":"responsibledisclosure@mattermost.com","vulnStatus":"Analyzed","weaknesses":[{"description":[{"lang":"en","value":"CWE-400"}],"source":"responsibledisclosure@mattermost.com","type":"Secondary"}]}
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