CWE · MITRE source
CWE-804Guessable CAPTCHA
The product uses a CAPTCHA challenge, but the challenge can be guessed or automatically recognized by a non-human actor.
An automated attacker could bypass the intended protection of the CAPTCHA challenge and perform actions at a higher frequency than humanly possible, such as launching spam attacks. There can be several different causes of a guessable CAPTCHA:
Last updated: 20 August 2026 13:14 UTC
Control responseHuman-reviewed
Answering this weakness across the control lifecycle, from our framework cross-walks.
Prevent
Stop it (NIST 800-53 / CSF Protect)
PR.AA-03PR.PS-06
Detect
Catch it (CSF Detect / Respond)
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Harden
Shrink the surface (DISA STIG)
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Validate
Prove the fix (OWASP ASVS)
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NIST 800-53 r5 controls that address this weakness (0)AI-assisted
| Control | Title | Family | Why it addresses this CWE |
|---|---|---|---|
| No NIST controls proposed yet. | |||
Top CVEs of this weakness type, ranked by Risk Priority
| CVE | Risk | CVSS | EPSS | Published |
|---|---|---|---|---|
CVE-2025-40916 UPD | 6.8 | 9.1 | 0.0037 | 2025-06-16 |
CVE-2025-50850 UPD | 6.4 | 8.6 | 0.0023 | 2025-07-31 |
CVE-2022-1801 UPD | 6.1 | 7.5 | 0.0122 | 2022-06-20 |
CVE-2026-49953 | 5.1 | 6.5 | 0.0036 | 2026-06-15 |
CVE-2024-23566 | 4.9 | 6.5 | 0.0016 | 2026-07-17 |
CVE-2022-4036 UPD | 4.5 | 5.3 | 0.0044 | 2022-11-29 |
CVE-2023-6963 UPD | 4.5 | 5.3 | 0.0053 | 2024-02-05 |
CVE-2024-30540 UPD | 4.5 | 5.3 | 0.0049 | 2024-05-17 |
CVE-2025-8546 UPD | 4.5 | 5.3 | 0.0045 | 2025-08-05 |
CVE-2024-31295 UPD | 4.4 | 5.3 | 0.0038 | 2024-05-17 |
CVE-2025-1262 | 4.4 | 5.3 | 0.0033 | 2025-02-25 |
CVE-2025-70129 UPD | 4.4 | 5.3 | 0.0029 | 2026-03-10 |
CVE-2026-27411 UPD | 4.3 | 5.3 | 0.0019 | 2026-03-05 |
CVE-2026-40935 | 4.3 | 5.3 | 0.0022 | 2026-04-21 |
CVE-2026-13082 | 4.3 | 5.3 | 0.0022 | 2026-07-17 |
CVE-2025-32036 UPD | 3.5 | 4.2 | 0.0029 | 2025-04-08 |
CVE-2024-23567 | 3.5 | 4.3 | 0.0018 | 2026-07-17 |
CVE-2025-10423 UPD | 3.3 | 3.7 | 0.0045 | 2025-09-15 |