CVE catalog
CVE-2026-113795
pypdf: CVE-2026-113795
- Severity
- Medium · CVSS 5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.47% · Oct 25, 2026
pypdf is a free and open-source pure-python PDF library. Prior to 6.20.0, accessing a crafted PDF stream with a large number of filters or multiple filters that pass around large amounts of data can cause large memory consumption. This issue is fixed in version 6.20.0.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | pypdf | sid | 6.21.1-1 | fixed |
| Debian | pypdf | forky | 6.21.1-1 | fixed |
| Debian | pypdf | trixie | 5.4.0-1 | vulnerable |
| Debian | pypdf | bookworm | 3.4.1-1+deb12u1 | vulnerable |
| Debian | pypdf2 | bookworm | 2.12.1-3+deb12u1 | vulnerable |
| Ubuntu | pypdf2 | pro | 1.26.0-2 | vulnerable |
| Ubuntu | pypdf2 | pro | 1.26.0-2ubuntu0.1~esm1 | vulnerable |
| Ubuntu | pypdf2 | pro | 1.26.0-2ubuntu0.1~esm2 | vulnerable |
| Ubuntu | pypdf2 | 20.04 | 1.26.0-2 | vulnerable |
| Ubuntu | pypdf2 | 20.04 | 1.26.0-3ubuntu1 | vulnerable |
| Ubuntu | pypdf2 | 20.04 | 1.26.0-3ubuntu1.20.04.1 | vulnerable |
| Ubuntu | pypdf2 | 20.04 | 1.26.0-3ubuntu1.20.04.2 | vulnerable |
| Ubuntu | pypdf2 | 22.04 | 1.26.0-4 | vulnerable |
| Ubuntu | pypdf2 | 22.04 | 1.26.0-4ubuntu0.22.04.1 | vulnerable |
| Ubuntu | pypdf2 | 22.04 | 1.26.0-4ubuntu0.22.04.2 | vulnerable |
| Ubuntu | pypdf | 24.04 | 3.4.1-1 | vulnerable |
| Ubuntu | pypdf | 24.04 | 3.17.4-1 | vulnerable |
| Ubuntu | pypdf | 24.04 | 4.0.0-1 | vulnerable |
| Ubuntu | pypdf | 24.04 | 4.0.1-1 | vulnerable |
| Ubuntu | pypdf | 24.04 | 4.0.2-1 | vulnerable |
| Ubuntu | pypdf2 | 24.04 | 2.12.1-3 | vulnerable |
| Ubuntu | pypdf2 | 24.04 | 2.12.1-4 | vulnerable |
| Ubuntu | pypdf | 26.10 | 6.9.2-1 | vulnerable |
| Ubuntu | pypdf | 26.10 | 6.9.2-2 | vulnerable |
| Ubuntu | pypdf | 26.04 | 5.4.0-1 | vulnerable |
| Ubuntu | pypdf | 26.04 | 6.9.2-1 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | pypdf | source | sid | 6.21.0-1 | not yet assigned | Not reported | Not reported |
| Debian | pypdf | source | forky | 6.21.0-1 | not yet assigned | Not reported | Not reported |
| Debian | pypdf | source | trixie | (unfixed) | not yet assigned | Not reported | Not reported |
| Debian | pypdf | source | bookworm | (unfixed) | not yet assigned | Not reported | Not reported |
| Debian | pypdf2 | source | bookworm | (unfixed) | not yet assigned | Not reported | Not reported |
Notes
[trixie] pypdf: Minor issue
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [python3-pypdf]Affected
Source package: [pypdf]
Details (2)
3.4.1-1+deb12u1· all · bookwormAffected
dsa · pypdf · debian · bookworm; dsa · pypdf · debian · 12
3.4.1-1+deb12u1· all · bookwormAffected
dsa · pypdf · debian · bookworm; dsa · pypdf · debian · 12
- [python3-pypdf2]Affected
Source package: [pypdf2]
Details (2)
2.12.1-3+deb12u1· all · bookwormAffected
dsa · pypdf2 · debian · bookworm; dsa · pypdf2 · debian · 12
2.12.1-3+deb12u1· all · bookwormAffected
dsa · pypdf2 · debian · bookworm; dsa · pypdf2 · debian · 12
[Debian 13 (Trixie)]
- [python3-pypdf]Affected
Source package: [pypdf]
Details (2)
5.4.0-1· all · trixieAffected
dsa · pypdf · debian · 13
5.4.0-1· all · trixieAffected
dsa · pypdf · debian · 13
Observed:
References
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-113795]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2026-113795]
- [https://security-tracker.debian.org/tracker/CVE-2026-113795]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-113795.json]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]