{"action":"Upgrade github.com/mattermost/mattermost/server/v8 to 8.1.4 or later.","affected":[{"fixed":"9.1.1","introduced":"9.1.0"},{"fixed":"9.0.2","introduced":"9.0.0"},{"fixed":"8.1.4","introduced":"0"}],"component":"github.com/mattermost/mattermost/server/v8","cve_ids":["CVE-2023-43754"],"ecosystem":"Go","epss":0.00506,"exploited":false,"fixed_versions":["9.1.1","9.0.2","8.1.4"],"ghsa_id":"GHSA-jjr7-372r-cx7x","id":"tcs_01M5KFEB8Q1JBD2XDKD1H1B6MR","modified_at":"2026-09-10T03:49:47.665572563Z","published_at":"2023-11-27T12:30:54Z","references":["https://osv.dev/vulnerability/GHSA-jjr7-372r-cx7x","https://nvd.nist.gov/vuln/detail/CVE-2023-43754","https://github.com/mattermost/mattermost","https://mattermost.com/security-updates"],"severity":{"label":"medium","score":4.3},"sources":[{"source":"osv","source_id":"GHSA-jjr7-372r-cx7x","url":"https://osv.dev/vulnerability/GHSA-jjr7-372r-cx7x"}],"summary":"Mattermost Exposure of Sensitive Information to an Unauthorized Actor vulnerability"}