What is CVE-2023-24304?

CVE-2023-24304 is a high-severity vulnerability in Irfanview, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2023-03-28.

How severe is CVE-2023-24304?

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

Improper input validation in Irfanview

CVE-2023-24304

Improper input validation in the PDF.dll plugin of IrfanView v4.60 allows attackers to execute arbitrary code via opening a crafted PDF file.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2023-03-28 · 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: 0.004 (28.6th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 28.6% 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

Irfanview — versions 4.60

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

www.sit.fraunhofer.de/CVE-2023-24304/ (Third Party Advisory)

Frequently asked questions

What is CVE-2023-24304?: CVE-2023-24304 is a high-severity vulnerability in Irfanview, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2023-03-28.
How severe is CVE-2023-24304?: High severity. CVSS v3 base score is 7.8 out of 10.