{"id":"CVE-2026-108604","revision":"3849b951af284da6b756c6aee43798bf","records":[{"revision":"3849b951af284da6b756c6aee43798bf","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-108604","aliases":[],"title":"Tabularis through 0.27.0 Read-Only Bypass via MCP run_query SELECT Classification","description":"Tabularis through 0.27.0 contains an incorrect authorization vulnerability in the MCP run_query safety gate that allows prompt-injected agents or untrusted MCP clients to bypass read-only mode by submitting side-effecting SELECT statements. Attackers can run statements like SELECT setval, nextval, or PostgreSQL query_to_xml with embedded DELETE to modify data without approval prompts.","state":0,"publishedAt":"2026-10-10T19:54:37.564+00:00","modifiedAt":"2026-10-13T11:49:10.959+00:00","affected":[{"ecosystem":"Vendor product","name":"tabularis","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"TabularisDB\",\n                    \"product\": \"tabularis\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"lessThanOrEqual\": \"0.27.0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ],\n                    \"packageURL\": \"pkg:github/TabularisDB/tabularis\",\n                    \"repo\": \"https://github.com/TabularisDB/tabularis\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","score":5.8,"severity":"MEDIUM"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:H","score":6.3,"severity":"MEDIUM"}],"references":["https://hackmd.io/@haind/S1BofaIsMx","https://github.com/TabularisDB/tabularis/blob/804c4c3bb6fd8eaa2e36cbe49f6c0d58f373b5e9/src-tauri/src/ai_activity.rs#L357-L416","https://github.com/TabularisDB/tabularis/blob/804c4c3bb6fd8eaa2e36cbe49f6c0d58f373b5e9/src-tauri/src/mcp/mod.rs#L1136-L1171","https://github.com/TabularisDB/tabularis","https://www.vulncheck.com/advisories/tabularis-through-0.27.0-read-only-bypass-via-mcp-run-query-select-classification"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-108604","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-108604","identifiers":["CVE-2026-108604"]},"retained":false,"historicalAffected":[]}],"coverage":[]}