{"id":"CVE-2026-59936","aliases":["GHSA-5xf7-4p34-54qr","PYSEC-2026-3612"],"title":"pypdf: Possible infinite loop for not terminated inline images","summary":"pypdf: Possible infinite loop for not terminated inline images","severity":"high","vendor":"pypdf","product":"pypdf","ecosystem":"pip","affected":["pypdf < 6.14.1"],"patched":["pypdf 6.14.1"],"published":"2026-07-23","updated":"2026-09-10","sourceUpdated":"2026-09-10T03:51:10.501615101Z","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/GHSA-5xf7-4p34-54qr","references":[{"url":"https://github.com/py-pdf/pypdf/security/advisories/GHSA-5xf7-4p34-54qr"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-59936"},{"url":"https://github.com/py-pdf/pypdf/pull/3891"},{"url":"https://github.com/py-pdf/pypdf/commit/ec3b14596186c40caca7cf8ab9b2155203e01b5b"},{"url":"https://github.com/py-pdf/pypdf"},{"url":"https://github.com/py-pdf/pypdf/releases/tag/6.14.1"},{"url":"https://github.com/advisories/GHSA-5xf7-4p34-54qr"}],"tags":["osv","pip","ghsa"],"epss":0.0062,"epssPercentile":0.47399,"cwe":["CWE-400","CWE-835"],"ingestedAt":"2026-07-23T17:18:58.564Z","slug":"CVE-2026-59936","body":"## Overview\n\n### Impact\n\nAn attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires parsing the content stream of a page with a not terminated inline image, as done when extracting the page text for example.\n\n### Patches\n\nThis has been fixed in [pypdf==6.14.1](https://github.com/py-pdf/pypdf/releases/tag/6.14.1).\n\n### Workarounds\n\nIf you cannot upgrade yet, consider applying the changes from PR [#3891](https://github.com/py-pdf/pypdf/pull/3891).\n\n## Affected packages\n\n- `pypdf < 6.14.1`\n\n## Remediation\n\nUpgrade to a patched release:\n\n- `pypdf 6.14.1`","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}