Critical 10.0Published Apr 29, 2026

CVE-2026-26015Unauthenticated RCE in DocsGPT MCP STDIO Configuration

Updated under an hour ago (Oct 27, 2026, 6:30 PM ET)

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It affects arc53 DocsGPT. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for arc53 DocsGPT

Exploited in the last 30 days

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.

CVSS: 10.0 CRITICAL (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Weakness (CWE): CWE-77
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: GitHub_M
NVD analysis: Modified
Record last updated: May 6, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

arc53 DocsGPT arc53:docsgpt (from the name)	from 0.15.0, < 0.16.0	CNA record
arc53 docsgpt arc53:docsgpt	0.15.0	NVD

References

References

https://github.com/arc53/DocsGPT/security/advisories/GHSA-gcrq-f296-2j74	x-refsource-confirm, exploit, vendor-advisory
https://github.com/arc53/DocsGPT/releases/tag/0.16.0	x-refsource-misc, release-notes
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/

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.