What is CVE-2024-22532?

CVE-2024-22532 is a medium-severity vulnerability in Xnview Nconvert, classified under Heap-based Buffer Overflow. CVSS score: 6.5/10. Published 2024-02-28.

How severe is CVE-2024-22532?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Is CVE-2024-22532 known to be exploited?

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

Buffer overflow in Xnview Nconvert

CVE-2024-22532

Buffer Overflow vulnerability in XNSoft NConvert 7.163 (for Windows x86) allows attackers to cause a denial of service via crafted xwd file.

Vulnerability class: Buffer Overflow

Published 2024-02-28 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.011 (65.0th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 65.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Xnview Nconvert — versions 7.136

Weakness classification (CWE)

CWE-122 — Heap-based Buffer Overflow

Public proof-of-concept exploits

References

github.com/pwndorei/CVE-2024-22532 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2024-22532?: CVE-2024-22532 is a medium-severity vulnerability in Xnview Nconvert, classified under Heap-based Buffer Overflow. CVSS score: 6.5/10. Published 2024-02-28.
How severe is CVE-2024-22532?: Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2024-22532 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.