cformsII vulnerabilities
Plugin slug cforms2 · 13 known vulnerabilities · latest disclosed 2026-06-01 · WordPress.org page
Every listed vulnerability has a fix. Version 15.1.4 or later is not affected by any of them. If your site runs an older version, update it.
6 of 13 rated high or critical (CVSS 7 or more).
Known vulnerabilities in cformsII
| Severity | Affected versions | Fixed in | CVE | Published | Details |
|---|---|---|---|---|---|
| High 7.2 | <= 15.1.3 | 15.1.4 | CVE-2026-39435 | 2026-06-01 | Advisory |
| Medium 4.3 | <= 15.1.3 | 15.1.4 | CVE-2026-39436 | 2026-05-25 | Advisory |
| High 7.2 | <= 15.0.6 | 15.0.7 | CVE-2024-22149 | 2024-01-15 | Advisory |
| Medium 4.4 | <= 15.0.6 | 15.0.7 | CVE-2023-52203 | 2024-01-03 | Advisory |
| Medium 4.3 | <= 15.0.4 | 15.0.5 | CVE-2023-25449 | 2023-03-08 | Advisory |
| High 8.8 | < 15.0.2 | 15.0.2 | CVE-2019-15238 | 2019-08-12 | Advisory |
| Medium 6.1 | <= 14.13.2 | 14.13.3 | CVE-2017-18559 | 2017-04-28 | Advisory |
| High 7.2 | < 14.13 | 14.13 | CVE-2017-18570 | 2017-04-24 | Advisory |
| Critical 9.8 | < 14.6.10 | 14.6.10 | CVE-2015-9333 | 2015-04-11 | Advisory |
| Critical 9.8 | < 14.8 | 14.8 | CVE-2014-9473 | 2014-12-29 | Advisory |
| Medium 6.1 | <= 13.1 | 13.2 | CVE-2014-10377 | 2014-10-16 | Advisory |
| Medium 5.3 | <= 14.10.1 | 14.11 | none | 2010-12-15 | Advisory |
| Medium 6.1 | <= 11.5 | 11.6.1 | CVE-2010-3977 | 2010-11-02 | Advisory |
Check if a site is affected
Enter a site address to see which version of cformsII and other plugins it runs, and whether they match a known vulnerability.
Questions
Is the cformsII plugin safe to use?
All 13 known issues are fixed in current versions (15.1.4 or later). Keeping it updated is what matters.
How do I check which version of cformsII 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.