Reflected XSS in querystring parameters
An attacker could inject a XSS payload in a Silverstripe CMS response by carefully crafting a return URL on a /dev/build or /Security/login request.
To exploit this vulnerability, an attacker would need to convince a user to follow a link with a malicious payload.
This will only affect projects configured to output PHP warnings to the browser. By default, Silverstripe CMS will only output PHP warnings if your SS_ENVIRONMENT_TYPE environment variable is set to dev. Production sites should always set SS_ENVIRONMENT_TYPE to live.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Composer package | silverstripe/framework | >= 4.0.0, < 4.11.13 | 4.11.13 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2022-38462
- https://forum.silverstripe.org/c/releases
- https://github.com/FriendsOfPHP/security-advisories/blob/master/silverstripe/framework/CVE-2022-38462.yaml
- https://www.silverstripe.org/blog/tag/release
- https://www.silverstripe.org/download/security-releases
- https://www.silverstripe.org/download/security-releases/cve-2022-38462
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N- Weakness (CWE)
CWE-79- Platform
- Composer
- Package
silverstripe/framework- Disclosed
- 21.11.2022
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-vvxf-r4vm-2vm6 - CC BY 4.0
Vulnerability history: silverstripe/framework
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
- 93
- First → latest
- 11.2019 08.2026
- Without a fix
- 1
- Exploited in attacks
- 0
Severity breakdown
- Critical 3
- High 13
- Medium 69
- Low 8
Disclosures per year
- 2019: 5
- 2020: 2
- 2021: 0
- 2022: 23
- 2023: 3
- 2024: 53
- 2025: 6
- 2026: 1
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