{"action":"Upgrade pypdf to 6.10.0 or later.","affected":[{"fixed":"6.10.0","introduced":"0"}],"component":"pypdf","cve_ids":["CVE-2026-40260"],"ecosystem":"PyPI","epss":0.00423,"exploited":false,"fixed_versions":["6.10.0"],"ghsa_id":"GHSA-3crg-w4f6-42mx","id":"tcs_01M5KEVKBCSHV61SMZFZ05B30P","modified_at":"2026-09-10T03:50:42.398553260Z","published_at":"2026-04-10T20:59:36Z","references":["https://osv.dev/vulnerability/GHSA-3crg-w4f6-42mx","https://github.com/py-pdf/pypdf/security/advisories/GHSA-3crg-w4f6-42mx","https://nvd.nist.gov/vuln/detail/CVE-2026-40260","https://github.com/py-pdf/pypdf/pull/3724","https://github.com/py-pdf/pypdf/commit/b15a374e5ca648d4878e57c3b2c0551e7f8cc7f8","https://github.com/py-pdf/pypdf","https://github.com/py-pdf/pypdf/releases/tag/6.10.0"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"GHSA-3crg-w4f6-42mx","url":"https://osv.dev/vulnerability/GHSA-3crg-w4f6-42mx"}],"summary":"pypdf: Manipulated XMP metadata entity declarations can exhaust RAM"}