2 lines
3.2 KiB
JSON
2 lines
3.2 KiB
JSON
{"affected":[{"affectedData":[{"defaultStatus":"unaffected","product":"Mattermost","vendor":"Mattermost","versions":[{"lessThanOrEqual":"11.3.0","status":"affected","version":"11.3.0","versionType":"semver"},{"lessThanOrEqual":"11.2.2","status":"affected","version":"11.2.0","versionType":"semver"},{"lessThanOrEqual":"10.11.10","status":"affected","version":"10.11.0","versionType":"semver"},{"status":"unaffected","version":"11.4.0"},{"status":"unaffected","version":"11.3.1"},{"status":"unaffected","version":"11.2.3"},{"status":"unaffected","version":"10.11.11"}]}],"source":"responsibledisclosure@mattermost.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*","matchCriteriaId":"B6E5F368-358C-429B-8F04-3C8DF4A71A91","versionEndExcluding":"10.11.11","versionStartIncluding":"10.11.0","vulnerable":true},{"criteria":"cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*","matchCriteriaId":"7F64C167-943D-4F3F-9374-BCC8DECB3881","versionEndExcluding":"11.2.3","versionStartIncluding":"11.2.0","vulnerable":true},{"criteria":"cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*","matchCriteriaId":"945A6E29-209F-4992-8692-BEF63DCB6B98","versionEndExcluding":"11.3.1","versionStartIncluding":"11.3.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"Mattermost versions 11.3.x <= 11.3.0, 11.2.x <= 11.2.2, 10.11.x <= 10.11.10 fail to properly validate team membership when searching channels which allows a removed team member to enumerate all public channels within a private team via the channel search API endpoint.. Mattermost Advisory ID: MMSA-2025-00568"},{"lang":"es","value":"Versiones de Mattermost 11.3.x <= 11.3.0, 11.2.x <= 11.2.2, 10.11.x <= 10.11.10 no validan correctamente la membresía del equipo al buscar canales, lo que permite a un miembro del equipo eliminado enumerar todos los canales públicos dentro de un equipo privado a través del endpoint de la API de búsqueda de canales. ID de Aviso de Mattermost: MMSA-2025-00568"}],"id":"CVE-2026-2458","lastModified":"2026-06-17T10:30:59.393","metrics":{"cvssMetricV31":[{"cvssData":{"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"},"exploitabilityScore":2.8,"impactScore":1.4,"source":"responsibledisclosure@mattermost.com","type":"Secondary"}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"id":"CVE-2026-2458","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-03-16T13:42:29.065099Z","version":"2.0.3"}}]},"published":"2026-03-16T14:19:29.543","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-862"}],"source":"responsibledisclosure@mattermost.com","type":"Secondary"}]}
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