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CVE-2026-115572 Details

Description

pypdf is a free and open-source pure-python PDF library. Prior to 6.21.2, an attacker can craft a PDF that repeatedly references the same nonexistent indirect object, causing relevant file parts such as pages to trigger repeated full-file recovery loads and long runtimes when accessed. This issue is fixed in version 6.21.2.

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/py-pdf/pypdf/commit/68a0e5046cc9e14a6c24a21a713f3c7fbde18b4b	[email protected]
https://github.com/py-pdf/pypdf/pull/4240	[email protected]
https://github.com/py-pdf/pypdf/releases/tag/6.21.2	[email protected]
https://github.com/py-pdf/pypdf/security/advisories/GHSA-6c7f-9265-g8fw	[email protected]

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-400	Uncontrolled Resource Consumption	[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

3 change records found show changes

Date	Action	Recorded By
Nov 2, 2026	CPE Deprecation Remap	[email protected]
Oct 29, 2026	CVE Modified	CISA-ADP
Oct 23, 2026	New CVE Received	[email protected]