Captcha vulnerabilities
Plugin slug captcha · 3 known vulnerabilities · latest disclosed 2017-12-19 · WordPress.org page
Every listed vulnerability has a fix. Version 4.4.5 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
| Severity | Affected versions | Fixed in | CVE | Published | Details |
|---|---|---|---|---|---|
| Critical 9.6 | 4.3.6 to 4.4.4 | 4.4.5 | none | 2017-12-19 | Advisory |
| Medium 6.1 | < 4.3.0 | 4.3.0 | none | 2017-04-12 | Advisory |
| Medium 5.3 | <= 3.8.1 | 3.8.2 | none | 2014-08-01 | Advisory |
Check if a site is affected
Enter a site address to see which version of Captcha and other plugins it runs, and whether they match a known vulnerability.
Questions
Is the Captcha plugin safe to use?
All 3 known issues are fixed in current versions (4.4.5 or later). Keeping it updated is what matters.
How do I check which version of Captcha 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.