WP Vulnerability WatchVulnerability data as of September 7, 2026

Known vulnerabilities in Fluent Forms – Customizable Contact Forms, Survey, Quiz, & Conversational Form Builder

Get a fast contact form plugin. Create advanced forms using drag and drop form builder with all smart features.

37Reported vulnerabilities
9.8Highest CVSS score
6.2.12Latest version
700,000+Active installs

What to do now

Update Fluent Forms – Customizable Contact Forms, Survey, Quiz, & Conversational Form Builder to 6.2.12 or later. 37 of these have a fixed version available. Updating resolves them.

Plugin last updated: August 10, 2026 / Tested up to WordPress: 7.0.4 / View on wordpress.org

Reported vulnerabilities

Ordered by how urgently they need attention — whether a vulnerability is actually being exploited, and how likely exploitation is, rather than CVSS severity alone.

CVESeverityExploit probability
next 30 days
Affected versionsFixed inPublished
CVE-2021-34620 High 8.8 2.6% 3.6.67 up to (but not including) 3.6.67
0 up to (but not including) 3.6.67
3.6.67 July 7, 2021
CVE-2024-2771 Critical 9.8 2.3% Before 5.1.17 5.1.17 May 18, 2024
CVE-2023-24410 Critical 9.8 0.7% 4.3.25 and earlier 5.0.0 October 31, 2023
CVE-2024-4157 High 8.8 0.7% Before 5.1.16 5.1.16 May 22, 2024
CVE-2024-0618 Medium 4.8 0.5% 5.1.5 and earlier 5.1.7 January 27, 2024
CVE-2026-5395 High 8.2 0.2% 0 to 6.2.0 (inclusive) 6.2.1 May 14, 2026
CVE-2026-5396 High 8.2 0.2% 6.1.21 and earlier 6.2.0 May 13, 2026
CVE-2024-2782 High 7.5 1.2% Before 5.1.17 5.1.17 May 18, 2024
CVE-2026-18146 High 7.2 0.4% 0 to 6.2.11 (inclusive) 6.2.12 August 13, 2026
CVE-2026-16655 High 7.2 0.3% 0 to 6.2.7 (inclusive) 6.2.8 July 29, 2026
CVE-2026-2365 High 7.2 0.3% 0 to 6.1.17 (inclusive) 6.1.18 March 5, 2026
CVE-2025-9260 Medium 6.5 0.6% 5.1.16 to 6.1.1 (inclusive) 6.1.2 September 3, 2025
CVE-2026-0996 Medium 6.4 0.3% 0 to 6.1.14 (inclusive) 6.1.15 February 10, 2026
CVE-2025-69001 Medium 6.5 0.2% 6.1.11 and earlier 6.1.12 January 13, 2026
CVE-2025-3615 Medium 6.4 0.3% 0 to 6.0.2 (inclusive) 6.0.3 April 17, 2025
CVE-2024-4709 Medium 6.4 0.4% Before 5.1.17 5.1.17 May 18, 2024
CVE-2026-11881 Medium 6.4 0.2% Before 6.2.6 6.2.6 July 30, 2026
CVE-2026-6828 Medium 6.4 0.2% 0 to 6.2.1 (inclusive) 6.2.2 May 13, 2026
CVE-2026-17571 Medium 6.1 0.2% 0 to 6.2.8 (inclusive) 6.2.9 August 1, 2026
CVE-2024-10646 Medium 6.1 0.3% Before 5.2.7 5.2.7 December 14, 2024
CVE-2026-5069 Medium 5.4 0.3% 0 to 6.2.1 (inclusive) 6.2.2 July 10, 2026
CVE-2024-6703 Medium 5.4 0.3% Before 5.1.20 5.1.20 July 27, 2024
CVE-2026-17567 Medium 5.3 0.4% 0 to 6.2.8 (inclusive) 6.2.9 July 31, 2026
CVE-2026-4160 Medium 5.3 0.3% 6.1.21 to 6.1.21 (inclusive) 6.2.0 April 16, 2026
CVE-2025-13722 Medium 5.3 0.2% 0 to 6.1.7 (inclusive) 6.1.8 January 7, 2026
CVE-2025-13748 Medium 5.3 0.3% 0 to 6.1.7 (inclusive) 6.1.8 December 6, 2025
CVE-2024-13666 Medium 5.3 0.3% 5.2.12 and earlier 6.0.0 March 21, 2025
CVE-2023-41952 Medium 5.3 0.5% Before 5.0.9 5.0.9 September 8, 2023
CVE-2026-6344 Medium 4.9 0.6% 0 to 6.2.1 (inclusive) 6.2.2 May 6, 2026
CVE-2024-9528 Medium 4.8 0.4% Before 5.1.20 5.1.20 October 5, 2024
CVE-2024-6521 Medium 4.4 0.3% Before 5.1.20 5.1.20 July 27, 2024
CVE-2024-6520 Medium 4.4 0.3% Before 5.1.20 5.1.20 July 27, 2024
CVE-2024-6518 Medium 4.4 0.3% Before 5.1.20 5.1.20 July 27, 2024
CVE-2026-11578 Medium 4.3 0.3% 6.2.4 and earlier 6.2.5 August 11, 2026
CVE-2026-11880 Medium 4.3 0.2% 6.2.0 and earlier 6.2.1 August 10, 2026
CVE-2026-25313 Medium 4.3 0.2% 6.1.14 and earlier 6.1.15 January 25, 2026
CVE-2024-5053 Medium 4.3 0.4% Before 5.1.19 5.1.19 September 1, 2024

Sources: vulnerability records from NVD, exploitation from CISA KEV, exploit probability from EPSS. Affected versions come from CPE ranges or from the reporting CNA.