| Name | CVE-2026-113793 |
| Description | pypdf is a free and open-source pure-python PDF library. Prior to 6.20.1, removing an object from a crafted cyclic PDF tree, such as an outline item, can enter an infinite loop and block the current process. This issue is fixed in version 6.20.1. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| pypdf (PTS) | bookworm | 3.4.1-1+deb12u1 | vulnerable |
| trixie | 5.4.0-1 | vulnerable | |
| forky | 6.21.4-1 | fixed | |
| sid | 7.0.1-1 | fixed | |
| pypdf2 (PTS) | bookworm | 2.12.1-3+deb12u1 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| pypdf | source | (unstable) | 6.21.0-1 | |||
| pypdf2 | source | (unstable) | (unfixed) |
[trixie] - pypdf <no-dsa> (Minor issue)
[bookworm] - pypdf <postponed> (Minor issue)
https://github.com/py-pdf/pypdf/security/advisories/GHSA-9mx8-4j7g-633p
https://github.com/py-pdf/pypdf/pull/4188
Fixed by: https://github.com/py-pdf/pypdf/commit/c9c35b4471c2eb5fe078094f6c816e69d4ed25a0 (6.20.1)