What is CVE-2022-30775?

CVE-2022-30775 is a medium-severity vulnerability in Xpdfreader Xpdf, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 5.5/10. Published 2022-05-16.

How severe is CVE-2022-30775?

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

Is CVE-2022-30775 known to be exploited?

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

Resource exhaustion in Xpdfreader Xpdf

CVE-2022-30775

xpdf 4.04 allocates excessive memory when presented with crafted input. This can be triggered by (for example) sending a crafted PDF document to the pdftoppm binary. It is most easily reproduced with the DCMAKE_CXX_COMPILER=afl-clang-fast++ option.

Published 2022-05-16 · 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: 0.008 (56.0th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 56.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Xpdfreader Xpdf — versions 4.04

Weakness classification (CWE)

CWE-770 — Allocation of Resources Without Limits or Throttling

Public proof-of-concept exploits

References

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

Frequently asked questions

What is CVE-2022-30775?: CVE-2022-30775 is a medium-severity vulnerability in Xpdfreader Xpdf, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 5.5/10. Published 2022-05-16.
How severe is CVE-2022-30775?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2022-30775 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.