{"action":"Upgrade github.com/mattermost/mattermost-plugin-msteams to 1.15.1-0.20260213190728-6fe4d295592e or later.","affected":[{"fixed":"1.15.1-0.20260213190728-6fe4d295592e","introduced":"0"}],"component":"github.com/mattermost/mattermost-plugin-msteams","cve_ids":["CVE-2026-24661"],"ecosystem":"Go","epss":0.00311,"exploited":false,"fixed_versions":["1.15.1-0.20260213190728-6fe4d295592e"],"ghsa_id":"GHSA-5rfv-h47g-xj42","id":"tcs_01M5KEYTE42EKA3K2PZG2B14AM","modified_at":"2026-06-25T18:56:26.987666282Z","published_at":"2026-04-09T12:31:11Z","references":["https://osv.dev/vulnerability/GHSA-5rfv-h47g-xj42","https://nvd.nist.gov/vuln/detail/CVE-2026-24661","https://github.com/mattermost/mattermost-plugin-msteams/commit/6fe4d295592ecc8767d67e69286cbeec01be3210","https://github.com/mattermost/mattermost-plugin-msteams","https://github.com/mattermost/mattermost-plugin-msteams/releases/tag/v2.3.2","https://mattermost.com/security-updates"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"GHSA-5rfv-h47g-xj42","url":"https://osv.dev/vulnerability/GHSA-5rfv-h47g-xj42"}],"summary":"Mattermost MS Teams plugin doesn't limit the request body size on the /changes webhook endpoint"}