Loop with Unreachable Exit Condition ('Infinite Loop') Affecting pypdf package, versions *


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.12% (3rd percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-PYPDF-17428823
  • published23 Jun 2026
  • disclosed22 Jun 2026

Introduced: 22 Jun 2026

CVE-2026-54530  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

There is no fixed version for Debian:unstable pypdf.

NVD Description

Note: Versions mentioned in the description apply only to the upstream pypdf package and not the pypdf package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

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.