Captcha Code vulnerabilities
Plugin slug captcha-code-authentication · 3 known vulnerabilities · latest disclosed 2026-09-23 · WordPress.org page
Every listed vulnerability has a fix. Version 3.33 or later is not affected by any of them. If your site runs an older version, update it.
1 of 3 rated high or critical (CVSS 7 or more).
Known vulnerabilities in Captcha Code
| Severity | Affected versions | Fixed in | CVE | Published | Details |
|---|---|---|---|---|---|
| Medium 5.3 | <= 3.32 | 3.33 | CVE-2026-94457 | 2026-09-23 | Advisory |
| Medium 5.3 | <= 2.9 | 3.0 | CVE-2023-48745 | 2023-11-24 | Advisory |
| High 8.8 | <= 2.7 | 2.8 | CVE-2022-37411 | 2022-09-01 | Advisory |
Check if a site is affected
Enter a site address to see which version of Captcha Code and other plugins it runs, and whether they match a known vulnerability.
Questions
Is the Captcha Code plugin safe to use?
All 3 known issues are fixed in current versions (3.33 or later). Keeping it updated is what matters.
How do I check which version of Captcha Code my site runs?
In WordPress go to Plugins > Installed Plugins. From the outside, the free PluginPeek scan below reads the version from the site's public files.
How do I fix a vulnerable plugin?
Make a full backup, then update it from Dashboard > Updates and check the site afterwards. If you would rather not, we can do it for a fixed $99, paid after you have checked the site.