---
id: 8976
title: "Sitecore: Unsafe Deserialisation Again! (CVE-2025-27218)"
cve: CVE-2025-27218
source_domain: slcyber.io
source_url: "https://www.slcyber.io/research/sitecore-unsafe-deserialisation-again-cve-2025-27218"
published_at: "2025-03-06T00:00:00Z"
tags: ["rce", "vulnerability-research"]
phying_url: "https://phying.com/item/8976"
lang: en
---

# Sitecore: Unsafe Deserialisation Again! (CVE-2025-27218)

## Summary

Assetnote finds a pre-authentication remote code execution vulnerability in Sitecore 10.4 via unsafe BinaryFormatter deserialization.

## Intelligence Metadata

- **Sources:** slcyber.io
- **CVE:** CVE-2025-27218
- **Published:** 2025-03-06T00:00:00Z
- **Original:** https://www.slcyber.io/research/sitecore-unsafe-deserialisation-again-cve-2025-27218
- **Phying News:** https://phying.com/item/8976