CVE-2021-41174 — AI Deep Analysis Summary

🚨 **Essence**: Grafana suffers from a **Cross-Site Scripting (XSS)** vulnerability. <br>💥 **Consequences**: Attackers can inject malicious JavaScript via crafted URLs.…

🛡️ **Root Cause**: **CWE-79** (Improper Neutralization of Input During Web Page Generation). <br>❌ **Flaw**: The application fails to validate/sanitize URLs.…

🏢 **Affected Vendor**: Grafana. <br>📦 **Product**: Grafana (Open-source monitoring & visualization tool). <br>⚠️ **Scope**: Versions prior to the fix commits listed in the references.…

🕵️ **Attacker Actions**: Execute arbitrary JavaScript in the victim's browser context. <br>🔓 **Privileges**: Can bypass authentication checks if the victim is unauthenticated but visits a page with the login UI.…

⚖️ **Threshold**: **High** (AC:H) but **No Auth Required** (PR:N). <br>👤 **Requirement**: Requires **User Interaction** (UI:R). The victim must click a malicious link.…

📜 **Public Exploit**: Yes. <br>🔗 **PoC Available**: Proof-of-concept templates exist in the **Nuclei** project (projectdiscovery/nuclei-templates).…

🔍 **Self-Check**: <br>1. Check Grafana version against advisory GHSA-3j9m-hcv9-rpj8. <br>2. Use Nuclei scanner with the specific CVE-2021-41174 template. <br>3.…

✅ **Fixed**: Yes. <br>🛠️ **Patch**: Official commits are available on GitHub (e.g., commit `3cb5214...`). <br>📥 **Action**: Update Grafana to the latest patched version immediately.…

🚧 **No Patch Workaround**: <br>1. **Restrict Access**: Ensure the Grafana instance is not publicly accessible. <br>2.…

🔥 **Urgency**: **High Priority**. <br>📅 **Published**: Nov 3, 2021. <br>⚠️ **Risk**: CVSS Score indicates High Integrity impact.…