GHSA-m3m3-6gww-7gj9
melisplatform/melis-cms vulnerable to deserialization of untrusted data
Packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| Packagist | melisplatform/melis-cms | < 5.0.1 | 5.0.1 |
Details
As written in the advisory (Markdown source, shown as plain text).
### Impact
Attackers can deserialize arbitrary data on affected versions of `melisplatform/melis-cms`, and ultimately leads to the execution of arbitrary PHP code on the system. Conducting this attack does not require authentication.
Users should immediately upgrade to `melisplatform/melis-cms` >= 5.0.1.
### Patches
This issue was addressed by restricting allowed classes when deserializing user-controlled data.
### References
- https://github.com/melisplatform/melis-cms/commit/d124b2474699a679a24ec52620cadceb3d4cec11
### For more information
If you have any questions or comments about this advisory, you can contact:
- The original reporters, by sending an email to vulnerability.research [at] sonarsource.com;
- The maintainers, by opening an issue on this repository.
References
External links from the advisory. They lead to third-party sites.