Laravel Cookie serialization vulnerability
Laravel 5.6.30 is a security release of Laravel and is recommended as an immediate upgrade for all users. Laravel 5.6.30 also contains a breaking change to cookie encryption and serialization logic. Refer to laravel advisory for more details and read the notes carefully when upgrading your application.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Composer package | illuminate/cookie | >= 5.5.0, < 5.6.30 | 5.6.30 |
References
- Weakness (CWE)
CWE-502- Platform
- Composer
- Package
illuminate/cookie- Disclosed
- 15.05.2024
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-2867-6rrm-38gr - CC BY 4.0
Vulnerability history: illuminate/cookie
All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 2
- First → latest
- 05.2024 05.2024
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Critical 1
- High 1
Disclosures per year
- 2024: 2
- 2025: 0
- 2026: 0
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Laravel Cookie serialization vulnerability this entry
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