XSS in Revoxis Marmoset Viewer

CVE-2025-23767

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in revoxis Marmoset Viewer marmoset-viewer allows Stored XSS.This issue affects Marmoset Viewer: from n/a through <= 1.9.3.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (21.7th 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

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-23767?
CVE-2025-23767 is a medium-severity vulnerability in Revoxis Marmoset Viewer, classified under Cross-site Scripting. CVSS score: 6.5/10. Published 2025-01-16.
How severe is CVE-2025-23767?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2025-23767 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.