What is CVE-2022-38334?

CVE-2022-38334 is a medium-severity vulnerability in Xpdfreader Xpdf, classified under Uncontrolled Recursion. CVSS score: 5.5/10. Published 2022-09-15.

How severe is CVE-2022-38334?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Xpdfreader Xpdf

CVE-2022-38334

XPDF v4.04 and earlier was discovered to contain a stack overflow via the function Catalog::countPageTree() at Catalog.cc.

Published 2022-09-15 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (33.3th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 33.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000

Affected products

Xpdfreader Xpdf

Weakness classification (CWE)

CWE-674 — Uncontrolled Recursion

References

forum.xpdfreader.com/viewtopic.php (Exploit, Vendor Advisory)
forum.xpdfreader.com/viewtopic.php (Exploit, Vendor Advisory)

Frequently asked questions

What is CVE-2022-38334?: CVE-2022-38334 is a medium-severity vulnerability in Xpdfreader Xpdf, classified under Uncontrolled Recursion. CVSS score: 5.5/10. Published 2022-09-15.
How severe is CVE-2022-38334?: Medium severity. CVSS v3 base score is 5.5 out of 10.