CWE · MITRE source
CWE-303Incorrect Implementation of Authentication Algorithm
The requirements for the product dictate the use of an established authentication algorithm, but the implementation of the algorithm is incorrect.
This incorrect implementation may allow authentication to be bypassed.
Last updated: 09 May 2026 03:25 UTC
NIST 800-53 r5 controls that address this weakness (0)AI
| 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-2023-29357 KEV | 9.6 | 9.8 | 0.9436 | 2023-06-14 |
CVE-2024-7593 KEV | 9.6 | 9.8 | 0.9444 | 2024-08-13 |
CVE-2025-13390 | 4.1 | 10.0 | 0.3499 | 2025-12-03 |
CVE-2018-4841 | 2.2 | 9.8 | 0.0352 | 2018-03-29 |
CVE-2022-20695 | 2.2 | 10.0 | 0.0265 | 2022-04-15 |
CVE-2025-21311 | 2.2 | 9.8 | 0.0328 | 2025-01-14 |
CVE-2020-15632 | 2.0 | 8.8 | 0.0420 | 2020-07-23 |
CVE-2022-39366 | 2.0 | 9.9 | 0.0090 | 2022-10-28 |
CVE-2023-3326 | 2.0 | 9.8 | 0.0050 | 2023-06-22 |
CVE-2024-4985 | 2.0 | 9.8 | 0.0080 | 2024-05-20 |
CVE-2024-10127 | 2.0 | 9.8 | 0.0009 | 2024-11-20 |
CVE-2025-63210 | 2.0 | 9.8 | 0.0014 | 2025-11-19 |
CVE-2025-12419 | 2.0 | 9.9 | 0.0009 | 2025-11-27 |
CVE-2025-12421 | 2.0 | 9.9 | 0.0009 | 2025-11-27 |
CVE-2025-66489 | 2.0 | 9.8 | 0.0014 | 2025-12-03 |
CVE-2026-29515 | 2.0 | 9.8 | 0.0017 | 2026-03-11 |
CVE-2016-9463 | 1.9 | 8.1 | 0.0386 | 2017-03-28 |
CVE-2020-8861 | 1.9 | 8.8 | 0.0244 | 2020-02-22 |
CVE-2020-8863 | 1.9 | 8.8 | 0.0177 | 2020-03-23 |
CVE-2023-4860 | 1.9 | 9.6 | 0.0035 | 2024-07-16 |
CVE-2025-57808 | 1.9 | 8.1 | 0.0469 | 2025-09-02 |
CVE-2026-28446 | 1.9 | 9.4 | 0.0098 | 2026-03-05 |
CVE-2021-32691 | 1.8 | 8.8 | 0.0064 | 2021-06-16 |
CVE-2023-25957 | 1.8 | 9.1 | 0.0006 | 2023-03-14 |
CVE-2023-29129 | 1.8 | 9.1 | 0.0009 | 2023-06-13 |