What is CVE-2022-38237?

CVE-2022-38237 is a high-severity vulnerability in Xpdf Project, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2022-08-16.

How severe is CVE-2022-38237?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2022-38237 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Xpdf Project

CVE-2022-38237

XPDF commit ffaf11c was discovered to contain a heap-buffer overflow via DCTStream::readScan() at /xpdf/Stream.cc.

Vulnerability class: Buffer Overflow

Published 2022-08-16 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (24.8th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 24.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Xpdf Project — versions 3.04

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

Public proof-of-concept exploits

References

github.com/jhcloos/xpdf/issues/14 (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2022-38237?: CVE-2022-38237 is a high-severity vulnerability in Xpdf Project, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2022-08-16.
How severe is CVE-2022-38237?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2022-38237 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.