CVE-2026-54530 Details
Description
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.
A vulnerability in the pypdf library, prior to version 6.13.0, allows an attacker to create a crafted PDF that causes an infinite loop during text extraction in layout mode. This issue has been addressed in version 6.13.0.
Users can upgrade to pypdf version 6.13.0 or later to address this vulnerability. If an immediate upgrade is not possible, the changes from pull request #3830 can be applied as a workaround.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jun 23, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/py-pdf/pypdf/pull/3830 | [email protected] | Issue TrackingPatch |
| https://github.com/py-pdf/pypdf/releases/tag/6.13.0 | [email protected] | PatchRelease Notes |
| https://github.com/py-pdf/pypdf/security/advisories/GHSA-52x6-gq3r-vpf4 | [email protected] | PatchVendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-835 | Loop with Unreachable Exit Condition ('Infinite Loop') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| pypdf project pypdf | < 6.13.0 |
CPE
Remediation
| |
Change History
3 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 25, 2026 | Initial Analysis | [email protected] |
| Jun 23, 2026 | CVE Modified | CISA-ADP |
| Jun 22, 2026 | New CVE Received | [email protected] |