{"action":"Upgrade github.com/mattermost/mattermost-server to 9.5.7 or later.","affected":[{"fixed":"9.9.1","introduced":"9.9.0"},{"fixed":"9.5.7","introduced":"9.5.0"}],"component":"github.com/mattermost/mattermost-server","cve_ids":["CVE-2024-39837"],"ecosystem":"Go","epss":0.00283,"exploited":false,"fixed_versions":["9.9.1","9.5.7"],"ghsa_id":"GHSA-vvpg-55p7-5h8w","id":"tcs_01M5KFPR1D54YZMWPN258H97B2","modified_at":"2025-07-25T15:45:57Z","published_at":"2024-08-01T15:32:23Z","references":["https://osv.dev/vulnerability/GHSA-vvpg-55p7-5h8w","https://nvd.nist.gov/vuln/detail/CVE-2024-39837","https://github.com/mattermost/mattermost","https://mattermost.com/security-updates","https://pkg.go.dev/vuln/GO-2024-3032"],"severity":{"label":"low","score":3.8},"sources":[{"source":"osv","source_id":"GHSA-vvpg-55p7-5h8w#Go/github.com/mattermost/mattermost-server","url":"https://osv.dev/vulnerability/GHSA-vvpg-55p7-5h8w"}],"summary":"Mattermost did not properly restrict channel creation"}