{"id":"CVE-2019-20860","aliases":["EUVD-2019-11397","GHSA-2vfg-m6gf-wcr4"],"status":"published","title":"An issue was discovered in Mattermost Server before 5.14.0, 5.13.3, 5.12.6, and 5.9.4. It allows...","description":"An issue was discovered in Mattermost Server before 5.14.0, 5.13.3, 5.12.6, and 5.9.4. It allows remote attackers to cause a denial of service (application hang) via a crafted SVG document.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.0087,"percentile":0.59053,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2020-06-19T14:14:57Z","modified":"2026-10-24T10:31:04Z","products":[{"vendor":"mattermost","product":"mattermost_server"}],"references":[{"url":"https://mattermost.com/security-updates/","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-20860"},{"url":"https://github.com/advisories/GHSA-2vfg-m6gf-wcr4"}],"sources":{"cve":[{"id":"CVE-2019-20860","description":"An issue was discovered in Mattermost Server before 5.14.0, 5.13.3, 5.12.6, and 5.9.4. It allows remote attackers to cause a denial of service (application hang) via a crafted SVG document.","status":"published","published":"2020-06-19T14:14:57Z","modified":"2024-08-05T02:53:09.427Z","updated_at":"2026-11-02T14:20:17.431882Z"}],"euvd":[{"id":"EUVD-2019-11397","description":"An issue was discovered in Mattermost Server before 5.14.0, 5.13.3, 5.12.6, and 5.9.4. It allows remote attackers to cause a denial of service (application hang) via a crafted SVG document.","status":"published","published":"2020-06-19T14:14:57Z","modified":"2024-08-05T02:53:09Z","updated_at":"2026-11-03T02:40:20.270172Z"}],"ghsa":[{"id":"GHSA-2vfg-m6gf-wcr4","title":"An issue was discovered in Mattermost Server before 5.14.0, 5.13.3, 5.12.6, and 5.9.4. It allows...","description":"An issue was discovered in Mattermost Server before 5.14.0, 5.13.3, 5.12.6, and 5.9.4. It allows remote attackers to cause a denial of service (application hang) via a crafted SVG document.","status":"published","published":"2022-05-24T17:21:12Z","modified":"2023-01-29T05:03:05Z","updated_at":"2026-11-02T14:45:14.198561Z"}],"nvd":[{"id":"CVE-2019-20860","description":"An issue was discovered in Mattermost Server before 5.14.0, 5.13.3, 5.12.6, and 5.9.4. It allows remote attackers to cause a denial of service (application hang) via a crafted SVG document.","status":"published","published":"2020-06-19T15:15:10.743Z","modified":"2026-06-17T02:31:20.037Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:05:47.558959Z"}],"osv":[{"id":"CVE-2019-20860","description":"An issue was discovered in Mattermost Server before 5.14.0, 5.13.3, 5.12.6, and 5.9.4. It allows remote attackers to cause a denial of service (application hang) via a crafted SVG document.","status":"published","published":"2020-06-19T15:15:10.743Z","modified":"2026-10-24T10:31:04.308958813Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:12.010761Z"}]}}