What is CVE-2024-32391?

CVE-2024-32391 is a high-severity vulnerability in Maccms, classified under Cross-site Scripting. CVSS score: 7.3/10. Published 2024-04-19.

How severe is CVE-2024-32391?

High severity. CVSS v3 base score is 7.3 out of 10.

XSS in Maccms

CVE-2024-32391

Cross Site Scripting vulnerability in MacCMS v.10 v.2024.1000.3000 allows a remote attacker to execute arbitrary code via a crafted payload.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2024-04-19 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.009 (58.7th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 58.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Maccms — versions 10.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/magicblack/maccms10/issues/1133 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2024-32391?: CVE-2024-32391 is a high-severity vulnerability in Maccms, classified under Cross-site Scripting. CVSS score: 7.3/10. Published 2024-04-19.
How severe is CVE-2024-32391?: High severity. CVSS v3 base score is 7.3 out of 10.