{"action":"Upgrade pypdf to 6.15.0 or later.","affected":[{"fixed":"6.15.0","introduced":"0"}],"component":"pypdf","cve_ids":["CVE-2026-82398"],"ecosystem":"PyPI","epss":0.00524,"exploited":false,"fixed_versions":["6.15.0"],"ghsa_id":"GHSA-fc8x-2rww-xw9m","id":"tcs_01M5KH8JAXX5NY9RV75GC5W8RY","modified_at":"2026-09-10T12:15:11.755909075Z","published_at":"2026-09-10T09:44:59.389615Z","references":["https://osv.dev/vulnerability/PYSEC-2026-3912","https://github.com/py-pdf/pypdf/security/advisories/GHSA-fc8x-2rww-xw9m","https://nvd.nist.gov/vuln/detail/CVE-2026-82398","https://github.com/py-pdf/pypdf/pull/3947","https://github.com/py-pdf/pypdf/commit/4959848e057e37c218dccad7465259210923faaa","https://github.com/py-pdf/pypdf","https://github.com/py-pdf/pypdf/releases/tag/6.15.0","https://pypi.org/project/pypdf","https://github.com/advisories/GHSA-fc8x-2rww-xw9m"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"PYSEC-2026-3912","url":"https://osv.dev/vulnerability/PYSEC-2026-3912"},{"source":"nvd","source_id":"CVE-2026-82398","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-82398"}],"summary":"pypdf: Inefficient handling of non-whitespace inputs in read_until_whitespace"}