WordPress plugin
Prismatic security & vulnerabilities
No known unpatched vulnerabilities in the latest version
All 3 known vulnerabilities are fixed in the latest release. If you run an older version, update to null or newer.
- Critical0
- High1
- Medium2
- Low0
All Prismatic vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| High7.2 | Unauthenticated Stored Cross-Site Scripting via 'prismatic_encoded' Pseudo-Shortcode ≤3.7.3Update to 3.7.4 | CVE-2026-3876 | |
| Medium6.1 | Reflected Cross-Site Scripting ≤2.7Update to 2.8 | CVE-2021-24409 | |
| Medium5.4 | Stored Cross-Site Scripting ≤2.7Update to 2.8 | CVE-2021-24408 |
- High7.2Unauthenticated Stored Cross-Site Scripting via 'prismatic_encoded' Pseudo-Shortcode
≤3.7.3Update to 3.7.4
- Medium6.1Reflected Cross-Site Scripting
≤2.7Update to 2.8
- Medium5.4Stored Cross-Site Scripting
≤2.7Update to 2.8
Prismatic: common questions
Does Prismatic have known vulnerabilities?
Yes. VulnCrest Radar lists 3 known vulnerabilities in Prismatic: 1 high, 2 medium. None are known to affect version null.
How do I check which version of Prismatic 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 Prismatic vulnerability?
CVE-2026-3876, published Apr 15, 2026: Prismatic <= 3.7.3 - Unauthenticated Stored Cross-Site Scripting via 'prismatic_encoded' Pseudo-Shortcode. Severity: High (CVSS 7.2).
Is any Prismatic vulnerability listed in CISA KEV?
No. None of the known Prismatic vulnerabilities is currently listed in the CISA KEV catalog.