CVE-2026-59935

UNKNOWN 0.0

pypdf: Possible infinite loop for not terminated inline images (ASCII85 and ASCIIHex filter)

CVSS Score

0.0

EPSS Score

0.3%

EPSS Percentile

25th

pypdf is a free and open-source pure-python PDF library. Prior to 6.14.2, an attacker can craft a PDF with a page content stream containing a not terminated inline image that uses the ASCII85 or ASCIIHex filters, causing an infinite loop during parsing such as when extracting page text. This issue is fixed in version 6.14.2.

CWE	CWE-835
Vendor	py-pdf
Product	pypdf
Published	Jul 8, 2026
Last Updated	Jul 9, 2026

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Affected Versions

py-pdf / pypdf

< 6.14.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/py-pdf/pypdf/security/advisories/GHSA-g867-7843-wf8q github.com: https://github.com/py-pdf/pypdf/pull/3892 github.com: https://github.com/py-pdf/pypdf/commit/5a33a46416aa1ae6c025ff90a3cca57631fdafd2 github.com: https://github.com/py-pdf/pypdf/releases/tag/6.14.2