{"action":"Upgrade pypdf to 6.18.1 or later.","affected":[{"fixed":"6.18.1","introduced":"0"}],"component":"pypdf","cve_ids":["CVE-2026-102997"],"ecosystem":"PyPI","epss":0.0034,"exploited":false,"fixed_versions":["6.18.1"],"ghsa_id":"GHSA-jw7q-gvrg-4vj3","id":"tcs_01M5KFPNX6Q0T642FKEDVNFFDX","modified_at":"2026-10-01T17:56:11.608019455Z","published_at":"2026-10-01T15:06:33Z","references":["https://osv.dev/vulnerability/GHSA-jw7q-gvrg-4vj3","https://github.com/py-pdf/pypdf/security/advisories/GHSA-jw7q-gvrg-4vj3","https://nvd.nist.gov/vuln/detail/CVE-2026-102997","https://github.com/py-pdf/pypdf/pull/4073","https://github.com/py-pdf/pypdf/commit/d9d38cf99b115deb562d3b68f36c33027bc04f79","https://github.com/py-pdf/pypdf","https://github.com/py-pdf/pypdf/releases/tag/6.18.1"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-jw7q-gvrg-4vj3","url":"https://osv.dev/vulnerability/GHSA-jw7q-gvrg-4vj3"},{"source":"nvd","source_id":"CVE-2026-102997","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-102997"}],"summary":"pypdf: Possible long runtimes for partially malformed FlateDecode streams (Follow-up)"}