Key points
- CVE-2026-77932 affects DB-GPT versions up to 0.8.2 with a CVSS score of 9.3.
- The flaw allows unauthenticated remote code execution via the /api/v1/chat/react-agent endpoint.
- Attackers can execute arbitrary Python or bash commands as root within the webserver container.
eosphoros-ai DB-GPT versions through 0.8.2 contain a critical security vulnerability that requires immediate attention from security teams. The issue, tracked as CVE-2026-77932, has been assigned a CVSS score of 9.3, indicating a severe risk to affected systems. This flaw enables unauthenticated remote code execution, allowing attackers to take full control of the application environment. The source material does not confirm the availability of a patch or fix for this specific vulnerability.
In plain English
The vulnerability exists because the application uses a mock function to determine user roles. According to the National Vulnerability Database, the get_user_from_headers function incorrectly grants every caller the admin role. This means anyone can access administrative features without logging in. Attackers can send prompts to the chat endpoint that trigger unsandboxed code interpreters. These tools allow the execution of arbitrary Python or bash scripts. The commands run with root privileges inside the webserver container.
The background
The affected endpoint is /api/v1/chat/react-agent. This component relies on the ReAct agent, which includes code_interpreter and shell_interpreter tools. Because these tools are unsandboxed, they have direct access to the underlying system. The National Vulnerability Database notes that attackers can use this access to reach the bundled database. The database uses default credentials, making it an easy target once initial access is gained. This combination of flaws creates a direct path to full system compromise.
What changes now
Security teams must immediately audit their DB-GPT deployments to identify affected versions. Any instance running version 0.8.2 or earlier is vulnerable to this critical flaw. Organizations should consider isolating these systems from untrusted networks to mitigate risk. Monitoring for unusual activity, such as unexpected shell commands or database access, is essential. Teams should prepare to apply mitigations or updates as soon as the vendor releases them.
Who needs to act first
Teams should prioritize systems exposed to the internet or untrusted networks. Check whether DB-GPT instances are accessible without authentication. Isolate vulnerable containers to prevent lateral movement if a breach occurs. Back up critical data and configurations before attempting any manual mitigations. Test any network restrictions in a staging environment first. Monitor logs for signs of unauthorized code execution or database access. Ensure that default credentials are changed immediately to reduce the impact of potential exploitation.
Background: Initial access
Initial access is the stage where attackers first enter a network, often via spear phishing or stolen credentials. The MITRE ATT&CK framework maps these techniques so defenders can detect them early. You must verify identity strictly and monitor for unusual login patterns to block entry.
Read the full guide: Initial Access MITRE: How Attackers Enter and How to Stop Them
What to do and how to stay safe: DB-GPT
- Restrict network access to DB-GPT endpoints to trusted internal networks only.
- Monitor server logs for unexpected Python or bash command executions.
- Change default database credentials to strong, unique passwords immediately.
- Prepare to apply vendor updates as soon as a patch becomes available.
Step-by-step guide: Unauthenticated RCE Mistakes: 7 Errors That Expose Your Systems
General security guidance from the Vuln Post newsroom. It is not confirmed advice from the organisations named in this story.
Frequently asked questions
Which versions of DB-GPT are affected by CVE-2026-77932?
All versions of eosphoros-ai DB-GPT up to and including 0.8.2 are affected by this vulnerability.
Is there a patch available for this vulnerability?
The source material does not confirm the availability of a patch or fix for CVE-2026-77932.
What can attackers do with this vulnerability?
Attackers can execute arbitrary Python or bash code as root within the webserver container.
