En bref
- CVE-2026-113792 est une vulnérabilité MOYENNE (CVSS 6.0) touchant pypdf.
- Probabilité d'exploitation dans les 30 prochains jours (EPSS) : 0.47%, plus élevée que 40.3% des vulnérabilités.
- Correctif : mettre à jour vers 6.20.1 ou plus récent.
| Package | Affected versions | Patched versions |
|---|
| pypdf PyPI | < 6.20.1
| 6.20.1
|
Description
Impact
An attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires calling find_outline_item on a PdfWriter.
Patches
This has been fixed in pypdf==6.20.1.
Workarounds
If you cannot upgrade yet, consider applying the changes from PR #4188.
NVD description
pypdf is a free and open-source pure-python PDF library. Prior to 6.20.1, calling PdfWriter.find_outline_item on a crafted PDF with a cyclic outline hierarchy can enter an infinite loop and block the current process. This issue is fixed in version 6.20.1.
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