{"action":"Upgrade Meridian.Mediator to 2.1.1 or later.","affected":[{"fixed":"2.1.1","introduced":"2.0.0"}],"component":"Meridian.Mediator","cve_ids":[],"ecosystem":"NuGet","exploited":false,"fixed_versions":["2.1.1"],"ghsa_id":"GHSA-f5v8-v6q3-q4h6","id":"tcs_01M5N8M1B5KZG2CPZ4N0GFGGE9","modified_at":"2026-04-16T23:04:55.824103Z","published_at":"2026-04-16T22:50:37Z","references":["https://osv.dev/vulnerability/GHSA-f5v8-v6q3-q4h6","https://github.com/UmutKorkmaz/meridian/security/advisories/GHSA-f5v8-v6q3-q4h6","https://github.com/UmutKorkmaz/meridian","https://github.com/UmutKorkmaz/meridian/blob/main/CHANGELOG.md#211---2026-04-16","https://github.com/UmutKorkmaz/meridian/releases/tag/v2.1.1"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-f5v8-v6q3-q4h6#NuGet/Meridian.Mediator","url":"https://osv.dev/vulnerability/GHSA-f5v8-v6q3-q4h6"}],"summary":"Meridian: Multiple defense-in-depth gaps (collection/depth caps, telemetry, retry, fan-out)"}