WordPress plugin
IE CSS3 Support 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 IE CSS3 Support vulnerabilities
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IE CSS3 Support: common questions
Does IE CSS3 Support have known vulnerabilities?
Yes. VulnCrest Radar lists 1 known vulnerability in IE CSS3 Support: 1 medium. At least one is not fixed in the latest version.
How do I check which version of IE CSS3 Support 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 IE CSS3 Support vulnerability?
CVE-2025-26589, published Feb 14, 2025: IE CSS3 Support <= 2.0.1 - Reflected Cross-Site Scripting. Severity: Medium (CVSS 6.1).
Is any IE CSS3 Support vulnerability listed in CISA KEV?
No. None of the known IE CSS3 Support vulnerabilities is currently listed in the CISA KEV catalog.