{"action":"Upgrade eml-parser to 3.0.2 or later.","affected":[{"fixed":"3.0.2","introduced":"0"}],"component":"eml-parser","cve_ids":["CVE-2026-55620"],"ecosystem":"PyPI","epss":0.0063,"exploited":false,"fixed_versions":["3.0.2"],"ghsa_id":"GHSA-g7gc-gmgp-wgqg","id":"tcs_01M5KFH2FSTDYZ42NYYTV2MCGE","modified_at":"2026-09-10T12:26:05.568827376Z","published_at":"2026-08-25T18:27:18Z","references":["https://osv.dev/vulnerability/GHSA-g7gc-gmgp-wgqg","https://github.com/GOVCERT-LU/eml_parser/security/advisories/GHSA-g7gc-gmgp-wgqg","https://github.com/GOVCERT-LU/eml_parser/pull/90","https://github.com/GOVCERT-LU/eml_parser/commit/746a69f86443eb0b6a47f77db3cfe727c21f92b3","https://github.com/GOVCERT-LU/eml_parser","https://github.com/GOVCERT-LU/eml_parser/releases/tag/v3.0.2"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-g7gc-gmgp-wgqg","url":"https://osv.dev/vulnerability/GHSA-g7gc-gmgp-wgqg"}],"summary":"eml_parser vulnerable to DoS via deeply nested parens in Received headers"}