CVE-2024-53554

8.0 HIGH

📋 TL;DR

A Client-Side Template Injection (CSTI) vulnerability in Taiga's project creation component allows remote attackers to execute arbitrary JavaScript code in users' browsers. This affects Taiga v8.6.1 installations where attackers can inject malicious payloads when creating new Scrum projects. Users accessing the vulnerable interface are at risk of session hijacking, data theft, or further system compromise.

💻 Affected Systems

Products:
  • Taiga
Versions: v8.6.1
Operating Systems: All
Default Config Vulnerable: ⚠️ Yes
Notes: Only affects the /project/new/scrum endpoint. Requires attacker to have access to create projects or trick users into submitting malicious payloads.

⚠️ Manual Verification Required

This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.

Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).

🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.

Recommended Actions:
  1. Review the CVE details at NVD
  2. Check vendor security advisories for your specific version
  3. Test if the vulnerability is exploitable in your environment
  4. Consider updating to the latest version as a precaution

⚠️ Risk & Real-World Impact

🔴

Worst Case

Full account takeover, data exfiltration, and lateral movement within the Taiga instance leading to complete system compromise.

🟠

Likely Case

Session hijacking, unauthorized access to project data, and potential privilege escalation within the Taiga platform.

🟢

If Mitigated

Limited impact with proper input validation and Content Security Policy (CSP) headers in place.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ⚠️ Yes
Weaponized: LIKELY
Unauthenticated Exploit: ✅ No
Complexity: LOW

Exploit requires user interaction or attacker access to project creation. Public proof-of-concept demonstrates JavaScript execution.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: v8.6.2 or later

Vendor Advisory: https://taiga.io/support/security-advisories/

Restart Required: Yes

Instructions:

1. Backup your Taiga instance. 2. Update to Taiga v8.6.2 or later. 3. Restart the Taiga service. 4. Verify the fix by testing the /project/new/scrum endpoint.

🔧 Temporary Workarounds

Input Validation Enhancement

all

Implement server-side validation for project details to reject template injection patterns.

Modify Taiga source code to sanitize user input in project creation endpoints

Content Security Policy

all

Implement strict CSP headers to prevent inline script execution.

Add 'Content-Security-Policy: script-src 'self'' to web server configuration

🧯 If You Can't Patch

  • Restrict access to /project/new/scrum endpoint to trusted users only
  • Implement Web Application Firewall (WAF) rules to block template injection patterns

🔍 How to Verify

Check if Vulnerable:

Test the /project/new/scrum endpoint with a benign template injection payload like {{7*7}} and check if it evaluates to 49.

Check Version:

Check Taiga version in admin panel or run: grep 'TAIGA_VERSION' taiga/settings.py

Verify Fix Applied:

After patching, repeat the vulnerable test and ensure template injection no longer executes.

📡 Detection & Monitoring

Log Indicators:

  • Unusual project creation patterns
  • Requests containing template syntax {{ }} in project details

Network Indicators:

  • POST requests to /project/new/scrum with JavaScript payloads

SIEM Query:

source="taiga.logs" AND uri="/project/new/scrum" AND (message="*{{*" OR message="*}}*")

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