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Q1What is this vulnerability? (Essence + Consequences)
🚨 **What is this vulnerability?**
XWiki Platform has a critical security flaw in its REST API. It exposes the **full history** of any page, even private ones.…
🛡️ **Root Cause? (CWE/Flaw)**
- **CWE-862**: Missing Authorization.
- The REST API endpoint **ignores access rights**.
- It returns data regardless of whether the user has permission to view the page content.…
👥 **Who is affected? (Versions/Components)**
- **Vendor:** XWiki.
- **Product:** XWiki Platform.
- **Scope:** Any instance using the vulnerable REST API endpoints.
- **Note:** Check your version against the official adv…
🕵️ **What can hackers do? (Privileges/Data)**
- **No Auth Required:** You don’t need to be logged in.
- **Data Exposed:**
- Modification times.
- Version numbers.
- **Author Details:** Username & Display Name.
-…
💣 **Is there a public Exp? (PoC/Wild Exploitation)**
- **Yes.**
- A Nuclei template is available on GitHub (ProjectDiscovery).
- Automated scanning tools can detect this easily.
- Wild exploitation is likely given the …
🔍 **How to self-check? (Features/Scanning)**
- **Scan:** Use Nuclei with the CVE-2024-45591 template.
- **Manual Check:**
1. Identify a page name.
2. Call the REST API history endpoint.
3.…
🔧 **Is it fixed officially? (Patch/Mitigation)**
- **Yes.**
- XWiki has released fixes (see GitHub commits & Jira XWIKI-22052).
- **Action:** Update to the latest patched version immediately.
- Reference: GHSA-pvmm-55r…
🚧 **What if no patch? (Workaround)**
- **Restrict API Access:** Block access to the specific REST API endpoints via WAF or Nginx.
- **Network Segmentation:** Ensure XWiki is not directly exposed to the internet.
- **Mon…