{"id":"GO-2026-5820","summary":"Mattermost doesn't archive the channel before removing persistent notifications in github.com/mattermost/mattermost-server","details":"Mattermost doesn't archive the channel before removing persistent notifications in github.com/mattermost/mattermost-server","aliases":["CVE-2026-4635","GHSA-pg7c-462j-grxv"],"modified":"2026-07-07T16:01:34.910029874Z","published":"2026-07-07T15:26:32Z","database_specific":{"review_status":"UNREVIEWED","url":"https://pkg.go.dev/vuln/GO-2026-5820"},"references":[{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-pg7c-462j-grxv"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-4635"},{"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":"10.11.0+incompatible"},{"fixed":"10.11.15+incompatible"},{"introduced":"11.4.0+incompatible"},{"fixed":"11.4.5+incompatible"},{"introduced":"11.5.0+incompatible"},{"fixed":"11.5.4+incompatible"},{"introduced":"11.6.0+incompatible"},{"fixed":"11.6.1+incompatible"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-5820.json"}}],"schema_version":"1.7.5"}