{"$ref":"https://www.cert.ssi.gouv.fr/openapi.json","affected_systems":[{"description":"Mattermost Plugins versions 2.x ant\u00e9rieures \u00e0 2.3.1.0","product":{"name":"Mattermost Plugins","vendor":{"name":"Mattermost","scada":false}}},{"description":"Mattermost Desktop App versions ant\u00e9rieures \u00e0 5.13.4.0","product":{"name":"Mattermost Desktop App","vendor":{"name":"Mattermost","scada":false}}},{"description":"Mattermost Plugins versions 10.x ant\u00e9rieures \u00e0 10.11.11","product":{"name":"Mattermost Plugins","vendor":{"name":"Mattermost","scada":false}}},{"description":"Mattermost Server versions 11.3.x ant\u00e9rieures \u00e0 11.3.1","product":{"name":"Mattermost Server","vendor":{"name":"Mattermost","scada":false}}},{"description":"Mattermost Server versions 11.2.x ant\u00e9rieures \u00e0 11.2.3","product":{"name":"Mattermost Server","vendor":{"name":"Mattermost","scada":false}}},{"description":"Mattermost Server versions 10.11.x ant\u00e9rieures \u00e0 10.11.11","product":{"name":"Mattermost Server","vendor":{"name":"Mattermost","scada":false}}}],"affected_systems_content":"","content":"## Solutions\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l'\u00e9diteur pour l'obtention des correctifs (cf. section Documentation).","cves":[{"name":"CVE-2026-25783","url":"https://www.cve.org/CVERecord?id=CVE-2026-25783"},{"name":"CVE-2026-26246","url":"https://www.cve.org/CVERecord?id=CVE-2026-26246"},{"name":"CVE-2026-2456","url":"https://www.cve.org/CVERecord?id=CVE-2026-2456"},{"name":"CVE-2026-2463","url":"https://www.cve.org/CVERecord?id=CVE-2026-2463"},{"name":"CVE-2026-2462","url":"https://www.cve.org/CVERecord?id=CVE-2026-2462"},{"name":"CVE-2026-24458","url":"https://www.cve.org/CVERecord?id=CVE-2026-24458"},{"name":"CVE-2026-2457","url":"https://www.cve.org/CVERecord?id=CVE-2026-2457"},{"name":"CVE-2026-2458","url":"https://www.cve.org/CVERecord?id=CVE-2026-2458"}],"links":[],"reference":"CERTFR-2026-AVI-0173","revisions":[{"description":"Version initiale","revision_date":"2026-02-16T00:00:00.000000"},{"description":"Ajout de multiples identifiants et modification des risques.","revision_date":"2026-03-17T00:00:00.000000"}],"risks":[{"description":"D\u00e9ni de service \u00e0 distance"},{"description":"Non sp\u00e9cifi\u00e9 par l'\u00e9diteur"},{"description":"Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"}],"summary":"De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans les produits Mattermost. Elles permettent \u00e0 un attaquant de provoquer un d\u00e9ni de service \u00e0 distance, une atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es et un probl\u00e8me de s\u00e9curit\u00e9 non sp\u00e9cifi\u00e9 par l'\u00e9diteur.","title":"Multiples vuln\u00e9rabilit\u00e9s dans les produits Mattermost","vendor_advisories":[{"published_at":"2026-02-13","title":"Bulletin de s\u00e9curit\u00e9 Mattermost MMSA-2025-00528","url":"https://mattermost.com/security-updates/"},{"published_at":"2026-02-13","title":"Bulletin de s\u00e9curit\u00e9 Mattermost MMSA-2025-00542","url":"https://mattermost.com/security-updates/"},{"published_at":"2026-02-13","title":"Bulletin de s\u00e9curit\u00e9 Mattermost MMSA-2025-00537","url":"https://mattermost.com/security-updates/"},{"published_at":"2026-02-13","title":"Bulletin de s\u00e9curit\u00e9 Mattermost MMSA-2025-00569","url":"https://mattermost.com/security-updates/"},{"published_at":"2026-02-13","title":"Bulletin de s\u00e9curit\u00e9 Mattermost MMSA-2026-00588","url":"https://mattermost.com/security-updates/"},{"published_at":"2026-02-13","title":"Bulletin de s\u00e9curit\u00e9 Mattermost MMSA-2025-00531","url":"https://mattermost.com/security-updates/"},{"published_at":"2026-02-13","title":"Bulletin de s\u00e9curit\u00e9 Mattermost MMSA-2026-00587","url":"https://mattermost.com/security-updates/"},{"published_at":"2026-02-13","title":"Bulletin de s\u00e9curit\u00e9 Mattermost MMSA-2026-00581","url":"https://mattermost.com/security-updates/"},{"published_at":"2026-02-13","title":"Bulletin de s\u00e9curit\u00e9 Mattermost MMSA-2026-00572","url":"https://mattermost.com/security-updates/"},{"published_at":"2026-02-13","title":"Bulletin de s\u00e9curit\u00e9 Mattermost MMSA-2026-00586","url":"https://mattermost.com/security-updates/"},{"published_at":"2026-02-13","title":"Bulletin de s\u00e9curit\u00e9 Mattermost MMSA-2026-00571","url":"https://mattermost.com/security-updates/"},{"published_at":"2026-02-13","title":"Bulletin de s\u00e9curit\u00e9 Mattermost MMSA-2025-00554","url":"https://mattermost.com/security-updates/"},{"published_at":"2026-02-13","title":"Bulletin de s\u00e9curit\u00e9 Mattermost MMSA-2025-00565","url":"https://mattermost.com/security-updates/"},{"published_at":"2026-02-13","title":"Bulletin de s\u00e9curit\u00e9 Mattermost MMSA-2026-00596","url":"https://mattermost.com/security-updates/"},{"published_at":"2026-02-13","title":"Bulletin de s\u00e9curit\u00e9 Mattermost MMSA-2026-00583","url":"https://mattermost.com/security-updates/"},{"published_at":"2026-02-13","title":"Bulletin de s\u00e9curit\u00e9 Mattermost MMSA-2025-00568","url":"https://mattermost.com/security-updates/"},{"published_at":"2026-02-13","title":"Bulletin de s\u00e9curit\u00e9 Mattermost MMSA-2026-00585","url":"https://mattermost.com/security-updates/"}]}