{"id":"CVE-2016-11070","aliases":["GHSA-h8qw-xqm9-q66j","GO-2025-4050"],"url":"https://o3.security/vulnerability/CVE-2016-11070","summary":"Mattermost Server is vulnerable to XSS through customizable theme color-code values","details":"An issue was discovered in Mattermost Server before 3.1.0. It allows XSS via theme color-code values.","published":"2020-06-19T20:15:11.210Z","modified":"2026-07-31T18:30:08.479680361Z","cvss":{"score":5.4,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"github.com/mattermost/mattermost-server","fixedVersion":"3.1.0"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://mattermost.com/security-updates/"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-31T18:30:08.479680361Z"}}