| #1 | CleanTalk Anti-Spam. Spam Firewall & Bot protection | 23 | 826 | 1,078 | 200k+ | | Missing |
| #2 | Maspik – Ultimate Spam Protection | 28 | 212 | 864 | 30k+ | | Missing |
| #3 | WPBruiser {no- Captcha anti-Spam} | 25 | 646 | 259 | 10k+ | | Non Singular String Literal Domain |
| #4 | Captcha by BestWebSoft – Advanced Spam Protection, Math & OCR-Friendly Captcha for Site Forms | 22 | 493 | 295 | 10k+ | | Text Domain Mismatch |
| #5 | reCaptcha by BestWebSoft | 29 | 474 | 272 | 100k+ | | Text Domain Mismatch |
| #6 | Captcha Them All | 21 | 300 | 323 | 6k+ | | Output Not Escaped |
| #7 | Anti-spam, Spam protection, ReCaptcha for all forms and GDPR-compliant | 30 | 264 | 221 | 4k+ | | Missing Unslash |
| #8 | reCAPTCHA in WP comments form | 31 | 264 | 60 | 8k+ | | Output Not Escaped |
| #9 | Friendly Captcha for WordPress | 35 | 192 | 62 | 9k+ | | Output Not Escaped |
| #10 | Titan Anti-spam & Security – Brute Force Protection, 2FA & Spam Filter | 31 | 57 | 196 | 50k+ | | Recommended |
| #11 | WP Mailto Links – Protect Email Addresses | 35 | 95 | 69 | 8k+ | | Output Not Escaped |
| #12 | No-Bot Registration | 40 | 112 | 42 | 2k+ | | Unsafe Printing Function |
| #13 | La Sentinelle antispam | 40 | 88 | 46 | 3k+ | | Output Not Escaped |
| #14 | hCaptcha for WP | 42 | 115 | 18 | 70k+ | | Exception Not Escaped |
| #15 | Akismet Anti-spam: Spam Protection | 35 | 33 | 99 | 6m+ | | Non Prefixed Variable Found |
| #16 | Human Presence – Stop Form Spam Without ReCaptcha | 33 | 54 | 65 | 1k+ | | Missing Unslash |
| #17 | Spam Destroyer | 37 | 63 | 43 | 6k+ | | rand rand |
| #18 | Antispam Bee | 80 | 4 | 38 | 700k+ | | Recommended |
| #19 | CryptX | 69 | 11 | 30 | 10k+ | | Missing |
| #20 | Kama SpamBlock | 64 | 29 | 7 | 5k+ | | Echo Found |
| #21 | AntiSpam for Contact Form 7 | 86 | 14 | 8 | 10k+ | | Text Domain Mismatch |
| #22 | ActiveLayer Anti-Spam: Spam Protection for Forms & Comments | 96 | | 2 | 1k+ | | Unescaped DBParameter |
| #23 | Block List Updater | 99 | 1 | 0 | 4k+ | | outdated tested upto header |
