Vulnerability Description
pypdf is a free and open-source pure-python PDF library. Prior to version 6.1.3, an attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires parsing the content stream of a page which has an inline image using the DCTDecode filter. This has been fixed in pypdf version 6.1.3.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Pypdf Project | Pypdf | < 6.1.3 |
Related Weaknesses (CWE)
References
- https://github.com/py-pdf/pypdf/commit/f2864d6dd9bac7cecd3f4f54308b25ebbfa178f8Patch
- https://github.com/py-pdf/pypdf/pull/3501Patch
- https://github.com/py-pdf/pypdf/releases/tag/6.1.3Release Notes
- https://github.com/py-pdf/pypdf/security/advisories/GHSA-vr63-x8vc-m265Third Party Advisory
FAQ
What is CVE-2025-62707?
CVE-2025-62707 is a vulnerability with a CVSS score of 7.5 (HIGH). pypdf is a free and open-source pure-python PDF library. Prior to version 6.1.3, an attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires parsing the cont...
How severe is CVE-2025-62707?
CVE-2025-62707 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-62707?
Check the references section above for vendor advisories and patch information. Affected products include: Pypdf Project Pypdf.