CVE-2026-27743 — AI Deep Analysis Summary

Q: Root Cause? (CWE/Flaw)

🛡️ **Root Cause**: **CWE-89** (SQL Injection). 🔍 **Flaw**: The `referer_spam_ajouter` and `referer_spam_supprimer` handlers fail to validate/sanitize the `url` parameter before inserting it into SQL queries.

Q: Who is affected? (Versions/Components)

🏢 **Affected**: **SPIP** CMS users running the `referer_spam` extension. 📦 **Version**: Versions **prior to 1.3.0** are vulnerable. Newer versions are safe.

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

💀 **Attacker Capabilities**: 🔓 **Privileges**: Unauthenticated access required. 📊 **Data**: High risk of **Confidentiality, Integrity, and Availability** loss. Can read/modify/delete database records.

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

⚡ **Exploitation Threshold**: **LOW**. 🔑 **Auth**: **None** required (Unauthenticated). 🌐 **Network**: Network accessible (AV:N). 🎯 **Complexity**: Low (AC:L).

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

📢 **Public Exploit**: **Yes**. 🔗 References include technical descriptions and exploit details from `chocapikk.com` and `vulncheck.com`. Wild exploitation is possible.

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

🔍 **Self-Check**: 1. Check if `referer_spam` plugin is installed. 2. Verify version is **< 1.3.0**. 3. Scan for SQL injection in `url` parameters of `referer_spam_ajouter/supprimer` endpoints.

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

✅ **Official Fix**: **Yes**. 🔧 **Patch**: Version **1.3.0** and above fix the issue. See the SPIP Git commit `33682df` for the patch details.

Q: Is it urgent? (Priority Suggestion)

🔥 **Urgency**: **CRITICAL**. ⏱️ **Priority**: **Immediate Action**. CVSS 9.8 + Unauthenticated + Public Exploit = High risk of active exploitation. Patch or disable NOW.

Updated May 06, 2026 CVSS 9.8 · 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**: SPIP `referer_spam` plugin (v1.3.0-) suffers from **SQL Injection**.…

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Q2Root Cause? (CWE/Flaw)

🛡️ **Root Cause**: **CWE-89** (SQL Injection). <br>🔍 **Flaw**: The `referer_spam_ajouter` and `referer_spam_supprimer` handlers fail to validate/sanitize the `url` parameter before inserting it into SQL queries.

Q3Who is affected? (Versions/Components)

🏢 **Affected**: **SPIP** CMS users running the `referer_spam` extension. <br>📦 **Version**: Versions **prior to 1.3.0** are vulnerable. Newer versions are safe.

Q4What can hackers do? (Privileges/Data)

💀 **Attacker Capabilities**: <br>🔓 **Privileges**: Unauthenticated access required. <br>📊 **Data**: High risk of **Confidentiality, Integrity, and Availability** loss. Can read/modify/delete database records.

Q5Is exploitation threshold high? (Auth/Config)

⚡ **Exploitation Threshold**: **LOW**. <br>🔑 **Auth**: **None** required (Unauthenticated). <br>🌐 **Network**: Network accessible (AV:N). <br>🎯 **Complexity**: Low (AC:L).

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

📢 **Public Exploit**: **Yes**. <br>🔗 References include technical descriptions and exploit details from `chocapikk.com` and `vulncheck.com`. Wild exploitation is possible.

Q7How to self-check? (Features/Scanning)

🔍 **Self-Check**: <br>1. Check if `referer_spam` plugin is installed. <br>2. Verify version is **< 1.3.0**. <br>3. Scan for SQL injection in `url` parameters of `referer_spam_ajouter/supprimer` endpoints.

Q8Is it fixed officially? (Patch/Mitigation)

✅ **Official Fix**: **Yes**. <br>🔧 **Patch**: Version **1.3.0** and above fix the issue. See the SPIP Git commit `33682df` for the patch details.

Q9What if no patch? (Workaround)

🚧 **No Patch Workaround**: <br>1. **Disable** the `referer_spam` plugin immediately. <br>2. **WAF**: Block SQL injection patterns in `url` parameters. <br>3.…

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Q10Is it urgent? (Priority Suggestion)

🔥 **Urgency**: **CRITICAL**. <br>⏱️ **Priority**: **Immediate Action**. CVSS 9.8 + Unauthenticated + Public Exploit = High risk of active exploitation. Patch or disable NOW.

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Vulnerability detail Full AI analysis (login) SPIP CWE-89