Silverstripe CMS Arbitrary Code Execution
code/sitefeatures/PageCommentInterface.php in SilverStripe 2.4.x before 2.4.6 might allow remote attackers to execute arbitrary code via a crafted cookie in a user comment submission, which is not properly handled when it is deserialized.
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Composer package | silverstripe/cms | >= 2.4.0, < 2.4.6 | 2.4.6 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2011-4962
- https://github.com/silverstripe/silverstripe-cms/commit/d15e8509b01ff2dbbe3028a055021a29b1065b22
- https://github.com/silverstripe/silverstripe-cms
- https://web.archive.org/web/20120621234353/http://doc.silverstripe.org/framework/en/trunk/changelogs/2.4.6
- http://www.openwall.com/lists/oss-security/2012/04/30/1
- http://www.openwall.com/lists/oss-security/2012/04/30/3
- Weakness (CWE)
CWE-20, CWE-502- Platform
- Composer
- Package
silverstripe/cms- Disclosed
- 17.05.2022
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-gv6c-59h4-9pmg - CC BY 4.0
Vulnerability history: silverstripe/cms
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
- 16
- First → latest
- 11.2019 08.2026
- Without a fix
- 4
- Exploited in attacks
- 0
Severity breakdown
- Critical 1
- High 3
- Medium 11
- Low 1
Disclosures per year
- 2019: 1
- 2020: 0
- 2021: 0
- 2022: 11
- 2023: 0
- 2024: 3
- 2025: 0
- 2026: 1
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