melisplatform/melis-front vulnerable to deserialization of untrusted data

緊急 9.8CVE-2022-39298 · GHSA-h479-2mv4-5c26 · 12/10/2022 公開 · 17/06/2026 更新

要点

CVE-2022-39298 は melisplatform/melis-front, meliscms (melistechnology) に影響する深刻度「緊急」 (CVSS 9.8) の脆弱性です。
今後30日間に悪用される確率（EPSS）：1.3%（全脆弱性の 69.8% より高い）。
対処：5.0.1 以降に更新してください。

パッケージ	影響を受けるバージョン	修正済みバージョン
melisplatform/melis-front Packagist	`< 5.0.1`	`5.0.1`
meliscms melistechnology	`< 5.0.1`	`5.0.1`

概要

Impact

Attackers can deserialize arbitrary data on affected versions of melisplatform/melis-front, 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-front >= 5.0.1.

Patches

This issue was addressed by restricting allowed classes when deserializing user-controlled data.

References

https://github.com/melisplatform/melis-front/commit/89ae612d5f1f7aa2fb621ee8de27dffe1feb851e

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.

NVD の説明

MelisFront is the engine that displays website hosted on Melis Platform. It deals with showing pages, plugins, URL rewritting, search optimization and SEO, etc. Attackers can deserialize arbitrary data on affected versions of `melisplatform/melis-front`, 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-front` >= 5.0.1. This issue was addressed by restricting allowed classes when deserializing user-controlled data.