{"action":"Upgrade fluentd to 1.19.3 or later.","affected":[{"fixed":"1.19.3","introduced":"0"}],"component":"fluentd","cve_ids":["CVE-2026-44161"],"ecosystem":"RubyGems","epss":0.00442,"exploited":false,"fixed_versions":["1.19.3"],"ghsa_id":"GHSA-72f5-rr8c-r6gr","id":"tcs_01M5KEHF8VTVCT41DFKTA2ACFN","modified_at":"2026-09-10T03:50:48.732426416Z","published_at":"2026-06-26T16:36:11Z","references":["https://osv.dev/vulnerability/GHSA-72f5-rr8c-r6gr","https://github.com/fluent/fluentd/security/advisories/GHSA-72f5-rr8c-r6gr","https://github.com/fluent/fluentd","https://github.com/fluent/fluentd/releases/tag/v1.19.3"],"severity":{"label":"high","score":7.2},"sources":[{"source":"osv","source_id":"GHSA-72f5-rr8c-r6gr","url":"https://osv.dev/vulnerability/GHSA-72f5-rr8c-r6gr"}],"summary":"Fluentd is Vulnerable to Server-Side Request Forgery (SSRF) via Placeholder Expansion in `out_http`"}