CVE-2026-115572

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.

CVSS

No CVSS.

References

Link	Resource
https://github.com/py-pdf/pypdf/commit/68a0e5046cc9e14a6c24a21a713f3c7fbde18b4b
https://github.com/py-pdf/pypdf/pull/4240
https://github.com/py-pdf/pypdf/releases/tag/6.21.2
https://github.com/py-pdf/pypdf/security/advisories/GHSA-6c7f-9265-g8fw

Configurations

No configuration.

History

23 Oct 2026, 20:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-23 20:17

Updated : 2026-10-29 15:17

NVD link : CVE-2026-115572

Mitre link : CVE-2026-115572

CVE.ORG link : CVE-2026-115572

JSON object : View

Products Affected

No product.

CWE

CWE-400

Uncontrolled Resource Consumption

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