WordPress plugin
Marmoset Viewer security & vulnerabilities
Unpatched vulnerability in the latest version
At least one vulnerability affects the latest version and no fix has been released. Deactivate the plugin or restrict access to the affected feature until the vendor ships a patch.
- Critical0
- High0
- Medium2
- Low0
All Marmoset Viewer vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium6.4 | Authenticated (Contributor+) Stored Cross-Site Scripting ≤1.9.3No patch available | CVE-2025-23767 | |
| Medium6.1 | Reflected Cross-Site Scripting <1.9.3Update to 1.9.3 | CVE-2021-24495 |
- Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting
≤1.9.3No patch available
- Medium6.1Reflected Cross-Site Scripting
<1.9.3Update to 1.9.3
Marmoset Viewer: common questions
Does Marmoset Viewer have known vulnerabilities?
Yes. VulnCrest Radar lists 2 known vulnerabilities in Marmoset Viewer: 2 medium. At least one is not fixed in the latest version.
How do I check which version of Marmoset Viewer I run?
In wp-admin open Plugins → Installed Plugins; the version is shown under the name. Without admin access, our passive Check my site tool can often read it from public files.
What is the most recent Marmoset Viewer vulnerability?
CVE-2025-23767, published Jan 16, 2025: Marmoset Viewer <= 1.9.3 - Authenticated (Contributor+) Stored Cross-Site Scripting. Severity: Medium (CVSS 6.4).
Is any Marmoset Viewer vulnerability listed in CISA KEV?
No. None of the known Marmoset Viewer vulnerabilities is currently listed in the CISA KEV catalog.