What is CVE-2022-32324?

CVE-2022-32324 is a critical-severity vulnerability in Pdfalto Project, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2022-07-01.

How severe is CVE-2022-32324?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2022-32324 known to be exploited?

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

Buffer overflow in Pdfalto Project

CVE-2022-32324

PDFAlto v0.4 was discovered to contain a heap buffer overflow via the component /pdfalto/src/pdfalto.cc.

Vulnerability class: Buffer Overflow

Published 2022-07-01 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.012 (67.0th percentile), scored 2026-10-04.

Low probability of exploitation in the next 30 days, but still tracked. 67th percentile — 67.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: +0.000

Affected products

Pdfalto Project — versions 0.4

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

Public proof-of-concept exploits

References

github.com/kermitt2/pdfalto/issues/144 (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2022-32324?: CVE-2022-32324 is a critical-severity vulnerability in Pdfalto Project, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2022-07-01.
How severe is CVE-2022-32324?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2022-32324 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.