Contact Form by Supsystic – Drag & Drop Form Builder with Templates & Form Statistics vulnerabilities
Plugin slug contact-form-by-supsystic · 21 known vulnerabilities · latest disclosed 2026-10-26 · WordPress.org page
Every listed vulnerability has a fix. Version 1.11.1 or later is not affected by any of them. If your site runs an older version, update it.
6 of 21 rated high or critical (CVSS 7 or more).
Known vulnerabilities in Contact Form by Supsystic – Drag & Drop Form Builder with Templates & Form Statistics
| Severity | Affected versions | Fixed in | CVE | Published | Details |
|---|---|---|---|---|---|
| Medium 5.3 | <= 1.10.5 | 1.10.7 | CVE-2026-115591 | 2026-10-26 | Advisory |
| Medium 5.3 | <= 1.10.7 | 1.11.1 | CVE-2026-115595 | 2026-10-26 | Advisory |
| High 7.2 | <= 1.11.0 | 1.11.1 | CVE-2026-115301 | 2026-10-26 | Advisory |
| Medium 5.3 | <= 1.11.0 | 1.11.1 | CVE-2026-115302 | 2026-10-26 | Advisory |
| Medium 4.3 | <= 1.11.0 | 1.11.1 | CVE-2026-115300 | 2026-10-26 | Advisory |
| Medium 4.3 | <= 1.11.0 | 1.11.1 | CVE-2026-115299 | 2026-10-26 | Advisory |
| Medium 5.3 | <= 1.11.0 | 1.11.1 | CVE-2026-115303 | 2026-10-26 | Advisory |
| Medium 4.4 | <= 1.7.0 | 1.8.0 | CVE-2025-15705 | 2026-10-23 | Advisory |
| High 7.2 | <= 1.10.2 | 1.10.3 | CVE-2026-83625 | 2026-09-04 | Advisory |
| High 7.2 | < 1.10.0 | 1.10.0 | CVE-2026-73378 | 2026-08-18 | Advisory |
| Medium 5.3 | < 1.10.0 | 1.10.0 | CVE-2026-73379 | 2026-08-18 | Advisory |
| Critical 9.8 | <= 1.7.36 | 1.8.0 | CVE-2026-4257 | 2026-03-30 | Advisory |
| Medium 6.1 | <= 1.7.36 | 1.8.0 | CVE-2025-52753 | 2025-08-18 | Advisory |
| Medium 6.1 | <= 1.7.29 | 1.7.30 | CVE-2024-13452 | 2025-04-15 | Advisory |
| Medium 4.4 | <= 1.7.28 | 1.7.29 | CVE-2024-48046 | 2024-10-14 | Advisory |
| High 7.2 | <= 1.7.28 | 1.7.29 | CVE-2024-48042 | 2024-10-13 | Advisory |
| Medium 4.3 | <= 1.7.27 | 1.7.28 | CVE-2023-45068 | 2023-10-03 | Advisory |
| Medium 5.4 | <= 1.7.24 | 1.7.25 | CVE-2023-2528 | 2023-05-16 | Advisory |
| Medium 5.5 | < 1.7.20 | 1.7.20 | none | 2021-10-28 | Advisory |
| Medium 6.1 | <= 1.7.14 | 1.7.15 | CVE-2021-24276 | 2021-04-19 | Advisory |
| High 8.8 | <= 1.7.10 | 1.7.11 | none | 2021-02-08 | Advisory |
Check if a site is affected
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Questions
Is the Contact Form by Supsystic – Drag & Drop Form Builder with Templates & Form Statistics plugin safe to use?
All 21 known issues are fixed in current versions (1.11.1 or later). Keeping it updated is what matters.
How do I check which version of Contact Form by Supsystic – Drag & Drop Form Builder with Templates & Form Statistics 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.