CVE-2026-27024EPSS p8.8%
CVE-2026-27024CVE-2026-27024
py-pdf / pypdf
Description
pypdf is a free and open-source pure-python PDF library. Prior to 6.7.1, an attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires accessing the children of a TreeObject, for example as part of outlines. This vulnerability is fixed in 6.7.1.
Scoring
| CVSS | 5.5 () |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| EPSS | 0.19% probability of exploitation · percentile 8.8% · 2026-11-03T12:00:27Z |
| Last modified | 2026-11-02 |