{"action":"Upgrade pypdf to 6.18.1 or later.","affected":[{"fixed":"6.18.1","introduced":"0"}],"component":"pypdf","cve_ids":["CVE-2026-102995"],"ecosystem":"PyPI","epss":0.0034,"exploited":false,"fixed_versions":["6.18.1"],"ghsa_id":"GHSA-fp3h-c4fm-7vvf","id":"tcs_01M5KHA8MGZFDXWVK2ME2B5W8H","modified_at":"2026-10-01T17:45:13.795166761Z","published_at":"2026-10-01T16:38:41.774257Z","references":["https://osv.dev/vulnerability/PYSEC-2026-4154","https://github.com/py-pdf/pypdf/security/advisories/GHSA-fp3h-c4fm-7vvf","https://nvd.nist.gov/vuln/detail/CVE-2026-102995","https://github.com/py-pdf/pypdf/pull/4071","https://github.com/py-pdf/pypdf/commit/319d0b823ce2c311a2435e9fd93c13994d32bb51","https://github.com/py-pdf/pypdf","https://github.com/py-pdf/pypdf/releases/tag/6.18.1","https://pypi.org/project/pypdf","https://github.com/advisories/GHSA-fp3h-c4fm-7vvf"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"PYSEC-2026-4154","url":"https://osv.dev/vulnerability/PYSEC-2026-4154"},{"source":"nvd","source_id":"CVE-2026-102995","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-102995"}],"summary":"pypdf: Possible large memory usage for large /ToUnicode streams (Follow-up 2)"}