CVE-2025-30223 — AI Deep Analysis Summary

Q: What is this vulnerability? (Essence + Consequences)

🚨 **Essence**: Beego < 2.3.6 has an **XSS** flaw in `RenderForm`. 📉 **Consequences**: Session hijacking, credential theft, or full account takeover. 💥 Impact is High (C:H, I:H).

Q: Root Cause? (CWE/Flaw)

🛡️ **Root Cause**: **CWE-79** (Cross-site Scripting). The `RenderForm` function fails to sanitize output, allowing malicious scripts to execute in the victim's browser. ⚠️ Flaw is in the rendering logic.

Q: Who is affected? (Versions/Components)

🎯 **Affected**: **Beego** (Go Web Framework). 📅 **Versions**: All versions **prior to 2.3.6**. 📦 Product: beego. Vendor: beego.

Q: What can hackers do? (Privileges/Data)

💰 **Hacker Actions**: Steal user cookies/sessions. 🕵️♂️ Phish credentials. 👑 Take over user accounts. 🌐 Execute arbitrary JS in the context of the vulnerable app.

Q: Is exploitation threshold high? (Auth/Config)

🔓 **Threshold**: **Low**. 🌍 Access Vector: Network (AV:N). 🎯 Complexity: Low (AC:L). 🤝 User Interaction: Required (UI:R) - victim must click/load payload. 🔑 Privileges: None needed (PR:N).

Q: Is there a public Exp? (PoC/Wild Exploitation)

🚫 **Public Exploit**: **No**. 📝 POCs field is empty in data. 🔗 Only vendor commits/advisories exist. 🐢 Wild exploitation is currently low risk.

Q: How to self-check? (Features/Scanning)

🔍 **Self-Check**: Scan for **Beego** framework usage. 📋 Check version number. 🚩 Look for unsanitized data in `RenderForm` calls. 🛠️ Use SAST tools detecting CWE-79 in Go templates.

Q: Is it fixed officially? (Patch/Mitigation)

✅ **Fixed**: **Yes**. 📌 Patch: Upgrade to **Beego 2.3.6** or later. 🔗 Commit: 939bb18c66406466715ddadd25dd9ffa6f169e25. 📢 GHSA Advisory: GHSA-2j42-h78h-q4fg.

Q: What if no patch? (Workaround)

🛡️ **No Patch?**: Implement strict **Output Encoding** for form data. 🚫 Disable `RenderForm` if possible. 🧱 Use Content Security Policy (CSP) to block inline scripts. 🧹 Manually sanitize inputs before rendering.

Q: Is it urgent? (Priority Suggestion)

🔥 **Urgency**: **High Priority**. 📅 Published: 2025-03-31. 📈 CVSS Score: High (C:H, I:H). 🚀 Immediate upgrade recommended to prevent account takeover. ⏳ Don't wait!

Updated May 06, 2026 CVSS 9.3 · Critical

This is a summary of the AI-generated 10-question deep analysis. The full version (longer answers, follow-up Q&A, related CVEs) requires login. Read the full analysis →

Q1What is this vulnerability? (Essence + Consequences)

🚨 **Essence**: Beego < 2.3.6 has an **XSS** flaw in `RenderForm`. 📉 **Consequences**: Session hijacking, credential theft, or full account takeover. 💥 Impact is High (C:H, I:H).

Q2Root Cause? (CWE/Flaw)

🛡️ **Root Cause**: **CWE-79** (Cross-site Scripting). The `RenderForm` function fails to sanitize output, allowing malicious scripts to execute in the victim's browser. ⚠️ Flaw is in the rendering logic.

Q3Who is affected? (Versions/Components)

🎯 **Affected**: **Beego** (Go Web Framework). 📅 **Versions**: All versions **prior to 2.3.6**. 📦 Product: beego. Vendor: beego.

Q4What can hackers do? (Privileges/Data)

💰 **Hacker Actions**: Steal user cookies/sessions. 🕵️‍♂️ Phish credentials. 👑 Take over user accounts. 🌐 Execute arbitrary JS in the context of the vulnerable app.

Q5Is exploitation threshold high? (Auth/Config)

🔓 **Threshold**: **Low**. 🌍 Access Vector: Network (AV:N). 🎯 Complexity: Low (AC:L). 🤝 User Interaction: Required (UI:R) - victim must click/load payload. 🔑 Privileges: None needed (PR:N).

Q6Is there a public Exp? (PoC/Wild Exploitation)

🚫 **Public Exploit**: **No**. 📝 POCs field is empty in data. 🔗 Only vendor commits/advisories exist. 🐢 Wild exploitation is currently low risk.

Q7How to self-check? (Features/Scanning)

🔍 **Self-Check**: Scan for **Beego** framework usage. 📋 Check version number. 🚩 Look for unsanitized data in `RenderForm` calls. 🛠️ Use SAST tools detecting CWE-79 in Go templates.

Q8Is it fixed officially? (Patch/Mitigation)

✅ **Fixed**: **Yes**. 📌 Patch: Upgrade to **Beego 2.3.6** or later. 🔗 Commit: 939bb18c66406466715ddadd25dd9ffa6f169e25. 📢 GHSA Advisory: GHSA-2j42-h78h-q4fg.

Q9What if no patch? (Workaround)

🛡️ **No Patch?**: Implement strict **Output Encoding** for form data. 🚫 Disable `RenderForm` if possible. 🧱 Use Content Security Policy (CSP) to block inline scripts. 🧹 Manually sanitize inputs before rendering.

Q10Is it urgent? (Priority Suggestion)

🔥 **Urgency**: **High Priority**. 📅 Published: 2025-03-31. 📈 CVSS Score: High (C:H, I:H). 🚀 Immediate upgrade recommended to prevent account takeover. ⏳ Don't wait!

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Vulnerability detail Full AI analysis (login) beego CWE-79