GHSA-779c-7w4p-2c4g
Silverstripe admin XSS Vulnerability via WYSIWYG editor
It is possible for a bad actor with access to the CMS to make use of onmouseover or onmouseout attributes in the WYSIWYG editor to embed malicious javascript.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
What each source reports
GitHub Advisories Score used
Silverstripe admin XSS Vulnerability via WYSIWYG editor
It is possible for a bad actor with access to the CMS to make use of onmouseover or onmouseout attributes in the WYSIWYG editor to embed malicious javascript.
- Record
GHSA-779c-7w4p-2c4g- CVSS 3.1
- 3.8 Low
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
Silverstripe admin XSS Vulnerability via WYSIWYG editor
It is possible for a bad actor with access to the CMS to make use of onmouseover or onmouseout attributes in the WYSIWYG editor to embed malicious javascript.
- Record
GHSA-779c-7w4p-2c4g- CVSS 3.1
- 3.8 Low
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
silverstripe/adminPackagist | 1.0.3 up to 1.0.4 | 1.0.4 |
silverstripe/adminPackagist | 1.1.0 up to 1.1.1 | 1.1.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | GitHub Advisories, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
GHSA-779c-7w4p-2c4g is a low vulnerability (CVSS 3.8) in silverstripe/admin, published May 22, 2024. No source lists public exploit code. Fixed in silverstripe/admin 1.0.4.