What is CVE-2026-24573?

CVE-2026-24573 is a medium-severity vulnerability in Themeisle Visualizer, classified under Cross-site Scripting. CVSS score: 6.5/10. Published 2026-05-20.

How severe is CVE-2026-24573?

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

XSS in Themeisle Visualizer

CVE-2026-24573

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Themeisle Visualizer allows Stored XSS. This issue affects Visualizer: from n/a before 4.0.0.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (10.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

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

Affected products

Themeisle Visualizer — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2026-24573?: CVE-2026-24573 is a medium-severity vulnerability in Themeisle Visualizer, classified under Cross-site Scripting. CVSS score: 6.5/10. Published 2026-05-20.
How severe is CVE-2026-24573?: Medium severity. CVSS v3 base score is 6.5 out of 10.