CVE-2026-54530

EUVD-2026-38354
pypdf is a free and open-source pure-python PDF library. Prior to 6.13.0, an attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires extracting the text in layout mode. This vulnerability is fixed in 6.13.0.
Infinite Loop
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.5 MEDIUM
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 2.25%
Affected Products (NVD)
VendorProductVersion
pypdf_projectpypdf
𝑥
< 6.13.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
pypdf
bookworm
postponed
forky
vulnerable
sid
vulnerable
trixie
no-dsa
pypdf2
bookworm
postponed
bullseye
postponed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
pypdf
jammy
dne
noble
needs-triage
questing
ignored
resolute
needs-triage
pypdf2
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
needs-triage
questing
dne
resolute
dne
python-pypdf
jammy
dne
noble
dne
questing
dne
resolute
dne
Common Weakness Enumeration
References
https://github.com/py-pdf/pypdf/pull/3830
https://github.com/py-pdf/pypdf/releases/tag/6.13.0
https://github.com/py-pdf/pypdf/security/advisories/GHSA-52x6-gq3r-vpf4