WordPress plugin
ZT Captcha 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 ZT Captcha vulnerabilities
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ZT Captcha: common questions
Does ZT Captcha have known vulnerabilities?
Yes. VulnCrest Radar lists 1 known vulnerability in ZT Captcha: 1 medium. At least one is not fixed in the latest version.
How do I check which version of ZT Captcha 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 ZT Captcha vulnerability?
CVE-2026-1075, published Jan 23, 2026: ZT Captcha <= 1.0.4 - Cross-Site Request Forgery to Settings Update. Severity: Medium (CVSS 4.3).
Is any ZT Captcha vulnerability listed in CISA KEV?
No. None of the known ZT Captcha vulnerabilities is currently listed in the CISA KEV catalog.