{"id":"GO-2026-4299","summary":"Mattermost Server allows attackers to log sensitive information via DEBUG REST API logging endpoint in github.com/mattermost/mattermost-server","details":"Mattermost Server allows attackers to log sensitive information via DEBUG REST API logging endpoint in github.com/mattermost/mattermost-server","aliases":["CVE-2017-18896","GHSA-63wg-qmrv-7q66"],"modified":"2026-03-03T04:57:52.136006Z","published":"2026-01-13T16:42:40Z","database_specific":{"review_status":"UNREVIEWED","url":"https://pkg.go.dev/vuln/GO-2026-4299"},"references":[{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-63wg-qmrv-7q66"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2017-18896"},{"type":"WEB","url":"https://github.com/mattermost/mattermost"},{"type":"WEB","url":"https://github.com/mattermost/mattermost/commit/3c34e2b2dcb0fde96a10e68d877aa7d0ab511669"},{"type":"WEB","url":"https://github.com/mattermost/mattermost/commit/722fb1947a2e7395ccf16adce9206736d803a9f3"},{"type":"WEB","url":"https://github.com/mattermost/mattermost/commit/d38328976e2c8bb0fab91e656042a0d8ac37bc76"},{"type":"WEB","url":"https://mattermost.com/security-updates"}],"affected":[{"package":{"name":"github.com/mattermost/mattermost-server","ecosystem":"Go","purl":"pkg:golang/github.com/mattermost/mattermost-server"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"4.0.5+incompatible"},{"introduced":"4.1.0+incompatible"},{"fixed":"4.1.1+incompatible"},{"introduced":"4.2.0-rc1+incompatible"},{"fixed":"4.2.0+incompatible"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-4299.json"}}],"schema_version":"1.7.3"}