Advisory: Sitecore RCE via Insecure Deserialization - CVE-2021-42237

CVE

CVE-2021-42237

Published

2021-11-02 00:00

Collected

2026-10-07 18:03

---
id: 9047
title: "Advisory: Sitecore RCE via Insecure Deserialization - CVE-2021-42237"
cve: CVE-2021-42237
source_domain: slcyber.io
source_url: "https://www.slcyber.io/research/advisory-sitecore-rce-via-insecure-deserialization-cve-2021-42237"
published_at: "2021-11-02T00:00:00Z"
tags: ["rce", "vulnerability-research", "deserialization", "advisory", "sitecore", "cve-2021-42237"]
phying_url: "https://phying.com/item/9047"
lang: en
---

# Advisory: Sitecore RCE via Insecure Deserialization - CVE-2021-42237

## Summary

Sitecore XP 7.5 to 8.2 Update-7 is vulnerable to unauthenticated RCE via insecure deserialization in Report.aspx (CVE-2021-42237).

## Intelligence Metadata

- **Sources:** slcyber.io
- **CVE:** CVE-2021-42237
- **Published:** 2021-11-02T00:00:00Z
- **Original:** https://www.slcyber.io/research/advisory-sitecore-rce-via-insecure-deserialization-cve-2021-42237
- **Phying News:** https://phying.com/item/9047