{"id":"CVE-2026-0755","state":"PUBLISHED","title":"gemini-mcp-tool execAsync Command Injection Remote Code Execution Vulnerability","description":"gemini-mcp-tool execAsync Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of gemini-mcp-tool. Authentication is not required to exploit this vulnerability.\n\nThe specific flaw exists within the implementation of the execAsync method. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-27783.","publishedAt":"2026-01-23T03:26:16.000Z","updatedAt":"2026-01-23T19:35:07.197Z","severity":{"score":9.8,"label":"Critical","version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"zdi"},"assigner":"zdi","products":["Gemini MCP Tool gemini-mcp-tool"],"affected":[{"vendor":"Gemini MCP Tool","product":"gemini-mcp-tool","defaultStatus":"unknown","versions":[{"version":"1.1.2","status":"affected"}]}],"references":["https://www.zerodayinitiative.com/advisories/ZDI-26-021/"],"weaknesses":["CWE-78"],"ingestedAt":"2026-10-29T20:10:13.529Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/0xxx/CVE-2026-0755.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-0755","state":"PUBLISHED","datePublished":"2026-01-23T03:26:16.000Z","dateUpdated":"2026-01-23T19:35:07.197Z","assignerShortName":"zdi","assignerOrgId":"99f1926a-a320-47d8-bbb5-42feb611262e","dateReserved":"2026-01-08T22:49:24.875Z"},"containers":{"cna":{"title":"gemini-mcp-tool execAsync Command Injection Remote Code Execution Vulnerability","descriptions":[{"lang":"en","value":"gemini-mcp-tool execAsync Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of gemini-mcp-tool. Authentication is not required to exploit this vulnerability.\n\nThe specific flaw exists within the implementation of the execAsync method. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-27783."}],"affected":[{"vendor":"Gemini MCP Tool","product":"gemini-mcp-tool","defaultStatus":"unknown","versions":[{"version":"1.1.2","status":"affected"}]}],"references":[{"url":"https://www.zerodayinitiative.com/advisories/ZDI-26-021/","name":"ZDI-26-021","tags":["x_research-advisory"]}],"metrics":[{"format":"CVSS","cvssV3_0":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-78","lang":"en","description":"CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","type":"CWE"}]}],"providerMetadata":{"shortName":"zdi","orgId":"99f1926a-a320-47d8-bbb5-42feb611262e","dateUpdated":"2026-01-23T03:26:16.000Z"},"dateAssigned":"2026-01-08T22:49:24.928Z","datePublic":"2026-01-09T16:17:16.515Z","source":{"lang":"en","value":"Peter Girnus (@gothburz) of Trend Research"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-01-23T19:34:56.695313Z","id":"CVE-2026-0755","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-01-23T19:35:07.197Z"}}]}}}