CVE-2026-26015
critical
CVSS v3
9.8
CVSS v2
—
VIR risk
9.8
Description
DocsGPT is a GPT-powered chat for documentation. From version 0.15.0 to before version 0.16.0, an attacker accessing both the official DocsGPT website or any local and public deployment, can craft a malicious payload bypassing the "MCP test" behavior to achieve arbitrary remote code execution (RCE). This issue has been patched in version 0.16.0.
Predictions
Exploit likelihood
97%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: security-advisories@github.com — https://github.com/arc53/DocsGPT/security/advisories/GHSA-gcrq-f296-2j74
Vendor advisory: security-advisories@github.com — https://github.com/arc53/DocsGPT/releases/tag/0.16.0
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| arc53 | docsgpt | 0.15.0 | |
References
- https://github.com/arc53/DocsGPT/releases/tag/0.16.0
- https://github.com/arc53/DocsGPT/security/advisories/GHSA-gcrq-f296-2j74
- https://www.ox.security/blog/mcp-supply-chain-advisory-rce-vulnerabilities-across-the-ai-ecosystem/
- https://www.ox.security/blog/the-mother-of-all-ai-supply-chains-critical-systemic-vulnerability-at-the-core-of-the-mcp/
- https://github.com/arc53/DocsGPT/security/advisories/GHSA-gcrq-f296-2j74
CWEs
CWE-77
Verify integrity in audit chain (admin only). AS-IS.