{"action":"Upgrade pypdf to 6.7.5 or later.","affected":[{"fixed":"6.7.5","introduced":"0"}],"component":"pypdf","cve_ids":["CVE-2026-28804"],"ecosystem":"PyPI","epss":0.00444,"exploited":false,"fixed_versions":["6.7.5"],"ghsa_id":"GHSA-9m86-7pmv-2852","id":"tcs_01M5KFB5XZWEWHG274B6Q3J7XA","modified_at":"2026-09-10T03:50:38.603469156Z","published_at":"2026-03-02T22:03:45Z","references":["https://osv.dev/vulnerability/GHSA-9m86-7pmv-2852","https://github.com/py-pdf/pypdf/security/advisories/GHSA-9m86-7pmv-2852","https://nvd.nist.gov/vuln/detail/CVE-2026-28804","https://github.com/py-pdf/pypdf/pull/3666","https://github.com/py-pdf/pypdf/commit/648c627d2657447dfb1773412af05a0a5103b98f","https://github.com/py-pdf/pypdf","https://github.com/py-pdf/pypdf/releases/tag/6.7.5"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"GHSA-9m86-7pmv-2852","url":"https://osv.dev/vulnerability/GHSA-9m86-7pmv-2852"},{"source":"nvd","source_id":"CVE-2026-28804","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-28804"}],"summary":"pypdf vulnerable to inefficient decoding of ASCIIHexDecode streams"}