{"id":"CVE-2026-26015","aliases":["EUVD-2026-26258","GHSA-gcrq-f296-2j74"],"status":"published","title":"Unauthenticated RCE in DocsGPT MCP STDIO Configuration","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.","severity":{"version":"4.0","score":10,"vector":"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","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.01168,"percentile":0.67772,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-77"],"published":"2026-04-29T17:37:25Z","modified":"2026-10-28T02:30:25Z","products":[{"vendor":"arc53","product":"docsgpt"}],"references":[{"url":"https://github.com/arc53/DocsGPT/security/advisories/GHSA-gcrq-f296-2j74","tags":["x_refsource_CONFIRM","exploit","Exploit","Vendor Advisory","advisory"]},{"url":"https://github.com/arc53/DocsGPT/releases/tag/0.16.0","tags":["x_refsource_MISC","Release Notes","web"]},{"url":"https://www.ox.security/blog/mcp-supply-chain-advisory-rce-vulnerabilities-across-the-ai-ecosystem/","tags":["advisory"]},{"url":"https://www.ox.security/blog/the-mother-of-all-ai-supply-chains-critical-systemic-vulnerability-at-the-core-of-the-mcp/","tags":["article"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/26xxx/CVE-2026-26015.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-26015","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-26015","title":"Unauthenticated RCE in DocsGPT MCP STDIO Configuration","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.","status":"published","published":"2026-04-29T17:37:25.524Z","modified":"2026-05-06T19:43:48.147Z","cvss":[{"version":"4.0","score":10,"vector":"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","level":"critical","assessor":"cna"}],"cwes":["CWE-77"],"updated_at":"2026-11-02T13:38:20.971157Z"}],"euvd":[{"id":"EUVD-2026-26258","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.","status":"published","published":"2026-04-29T17:37:25Z","modified":"2026-05-06T19:43:48Z","cvss":[{"version":"4.0","score":10,"vector":"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","level":"critical"}],"updated_at":"2026-11-02T19:05:16.191098Z"}],"nvd":[{"id":"CVE-2026-26015","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.","status":"published","published":"2026-04-29T18:16:03.817Z","modified":"2026-10-26T20:10:00.16Z","cvss":[{"version":"4.0","score":10,"vector":"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"critical","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-77"],"updated_at":"2026-11-02T14:12:16.626888Z"}],"osv":[{"id":"CVE-2026-26015","title":"Unauthenticated RCE in DocsGPT MCP STDIO Configuration","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.","status":"published","published":"2026-04-29T17:37:25.524Z","modified":"2026-10-28T02:30:25.185978661Z","cvss":[{"version":"4.0","score":10,"vector":"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","level":"critical"}],"cwes":["CWE-77"],"updated_at":"2026-11-02T15:44:59.80315Z"}]}}