CVE-2026-54530

UNKNOWN 0.0

pypdf: Possible infinite loop when retrieving fonts for layout-mode text extraction

CVSS Score

0.0

EPSS Score

0.0%

EPSS Percentile

0th

pypdf is a free and open-source pure-python PDF library. Prior to 6.13.0, an attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires extracting the text in layout mode. This vulnerability is fixed in 6.13.0.

CWE	CWE-835
Vendor	py-pdf
Product	pypdf
Published	Jun 22, 2026

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Affected Versions

py-pdf / pypdf

< 6.13.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/py-pdf/pypdf/security/advisories/GHSA-52x6-gq3r-vpf4 github.com: https://github.com/py-pdf/pypdf/pull/3830 github.com: https://github.com/py-pdf/pypdf/releases/tag/6.13.0