HIGHVulnerability
Verified
Global

NVD HIGH: CVE-2026-102993 — pypdf is a free and open-source pure-python PDF library. Prior to 6.17.0, a craf...

·Source: NIST NVD

Updated:

Executive Summary

pypdf is a free and open-source pure-python PDF library. Prior to 6.17.0, a crafted PDF can provide unusually large Roman page-label values that cause pypdf/_page_labels.py to generate excessively large numeral strings when an application retrieves document page labels, consuming large amounts of memory and potentially making the application unavailable. This issue is fixed in version 6.17.0.

Analysis

pypdf is a free and open-source pure-python PDF library. Prior to 6.17.0, a crafted PDF can provide unusually large Roman page-label values that cause pypdf/_page_labels.py to generate excessively large numeral strings when an application retrieves document page labels, consuming large amounts of memory and potentially making the application unavailable. This issue is fixed in version 6.17.0. CVSS Score: 7.5. Published: 2026-09-30T20:17:27.630.

Indicators of Compromise (1)

CVE (1)
CVE-2026-102993
NVDMITRE CVE
Source Attribution

Originally published by NIST NVD on Sep 30, 2026. Verified by: NIST.

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