melisplatform/melis-cms vulnerable to deserialization of untrusted data

NGHIÊM TRỌNG 9.8CVE-2022-39297 · GHSA-m3m3-6gww-7gj9 · Công bố 12/10/2022 · cập nhật 17/06/2026

Tóm tắt nhanh

CVE-2022-39297 là lỗ hổng mức NGHIÊM TRỌNG (CVSS 9.8) ảnh hưởng melisplatform/melis-cms, meliscms (melistechnology).
Xác suất bị khai thác trong 30 ngày tới (EPSS): 1.3%, cao hơn 69.8% các lỗ hổng khác.
Cách xử lý: cập nhật lên 5.0.1 hoặc mới hơn.

Gói / sản phẩm	Phiên bản bị ảnh hưởng	Phiên bản đã vá
melisplatform/melis-cms Packagist	`< 5.0.1`	`5.0.1`
meliscms melistechnology	`< 5.0.1`	`5.0.1`

Mô tả

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.

Mô tả của NVD

MelisCms provides a full CMS for Melis Platform, including templating system, drag'n'drop of plugins, SEO and many administration tools. 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.