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.
This issue was addressed by restricting allowed classes when deserializing user-controlled data.
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.
{
"nvd_published_at": "2022-10-12T23:15:00Z",
"severity": "HIGH",
"cwe_ids": [
"CWE-502"
],
"github_reviewed": true,
"github_reviewed_at": "2022-10-11T20:45:54Z"
}