WordPress plugin
CM CSS Columns 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
- Medium1
- Low0
All CM CSS Columns vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium6.4 | Authenticated (Contributor+) Stored Cross-Site Scripting via 'tag' Shortcode Attribute ≤1.2.1No patch available | CVE-2026-1098 |
- Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting via 'tag' Shortcode Attribute
≤1.2.1No patch available
CM CSS Columns: common questions
Does CM CSS Columns have known vulnerabilities?
Yes. VulnCrest Radar lists 1 known vulnerability in CM CSS Columns: 1 medium. At least one is not fixed in the latest version.
How do I check which version of CM CSS Columns 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 CM CSS Columns vulnerability?
CVE-2026-1098, published Jan 23, 2026: CM CSS Columns <= 1.2.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'tag' Shortcode Attribute. Severity: Medium (CVSS 6.4).
Is any CM CSS Columns vulnerability listed in CISA KEV?
No. None of the known CM CSS Columns vulnerabilities is currently listed in the CISA KEV catalog.