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Learn moreCVE-2025-22228: Spring Security BCryptPasswordEncoder does not enforce maximum password length
Description
BCryptPasswordEncoder.matches(CharSequence,String) will incorrectly return true for passwords larger than 72 characters as long as the first 72 characters are the same.
Affected Spring Products and Versions
Spring Security:
- 5.7.0 - 5.7.15
- 5.8.0 - 5.8.17
- 6.0.0 - 6.0.15
- 6.1.0 - 6.1.13
- 6.2.0 - 6.2.9
- 6.3.0 - 6.3.7
- 6.4.0 - 6.4.3
- Older, unsupported versions are also affected
Mitigation
Users of affected versions should upgrade to the corresponding fixed version.
| Affected version(s) | Fix version | Availability |
|---|---|---|
| 5.7.x | 5.7.16 | Enterprise Support Only |
| 5.8.x | 5.8.18 | Enterprise Support Only |
| 6.0.x | 6.0.16 | Enterprise Support Only |
| 6.1.x | 6.1.14 | Enterprise Support Only |
| 6.2.x | 6.2.10 | Enterprise Support Only |
| 6.3.x | 6.3.8 | OSS |
| 6.4.x | 6.4.4 | OSS |
Credit
The issue was identified and responsibly reported by Lars Bruun-Hansen ([email protected]).
References
Reporting a vulnerability
To report a security vulnerability for a project within the Spring portfolio, see the Security Policy
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