{"id":"CVE-2026-47382","aliases":["EUVD-2026-38621","GHSA-w43h-r5m5-p832"],"status":"published","title":"NocoDB: Server-Side Request Forgery via Database Connection Host","description":"NocoDB is software for building databases as spreadsheets. Prior to 2026.05.1, the connection-test endpoint opened a raw TCP socket to the user-supplied database host without resolving and range-checking the destination, so private and link-local addresses (including IPv4-mapped IPv6 forms and localhost) reached the driver. This vulnerability is fixed in 2026.05.1.","severity":{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00351,"percentile":0.28982,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-918"],"published":"2026-06-05T16:19:01Z","modified":"2026-11-04T02:47:46Z","fixes":[{"ecosystem":"npm","package":"nocodb","fixed_in":["2026.05.1"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"nocodb","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"2026.05.0"},{"fixed":"2026.05.1"}]}]},{"source":"osv","ecosystem":"npm","package":"nocodb","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2026.05.1"}]}]}],"products":[{"vendor":"nocodb","product":"nocodb"}],"references":[{"url":"https://github.com/nocodb/nocodb/security/advisories/GHSA-w43h-r5m5-p832","tags":["x_refsource_CONFIRM","advisory","web"]},{"url":"https://github.com/nocodb/nocodb/releases/tag/2026.05.1","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-47382","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-w43h-r5m5-p832"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/47xxx/CVE-2026-47382.json","tags":["advisory"]},{"url":"https://github.com/nocodb/nocodb","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-47382","title":"NocoDB: Server-Side Request Forgery via Database Connection Host","description":"NocoDB is software for building databases as spreadsheets. Prior to 2026.05.1, the connection-test endpoint opened a raw TCP socket to the user-supplied database host without resolving and range-checking the destination, so private and link-local addresses (including IPv4-mapped IPv6 forms and localhost) reached the driver. This vulnerability is fixed in 2026.05.1.","status":"published","published":"2026-06-23T20:19:39.007Z","modified":"2026-06-24T13:15:48.344Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T13:36:29.327819Z"}],"euvd":[{"id":"EUVD-2026-38621","description":"NocoDB is software for building databases as spreadsheets. Prior to 2026.05.1, the connection-test endpoint opened a raw TCP socket to the user-supplied database host without resolving and range-checking the destination, so private and link-local addresses (including IPv4-mapped IPv6 forms and localhost) reached the driver. This vulnerability is fixed in 2026.05.1.","status":"published","published":"2026-06-23T20:19:39Z","modified":"2026-06-24T13:15:48Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T18:20:31.123469Z"}],"ghsa":[{"id":"GHSA-w43h-r5m5-p832","title":"NocoDB: Server-Side Request Forgery via Database Connection Host","description":"### Summary\nThe connection-test endpoint opened a raw TCP socket to the user-supplied database\nhost without resolving and range-checking the destination, so private and link-local\naddresses (including IPv4-mapped IPv6 forms and `localhost`) reached the driver.\n\n### Details\nA new `validateDbConnectionHost` helper resolves hostnames through DNS, parses each\naddress with `ipaddr.js`, normalises IPv4-mapped IPv6, and rejects addresses in the\nprivate, loopback, link-local, unique-local, reserved, unspecified, broadcast, and\ncarrier-grade-NAT ranges. `0.0.0.0`, `::`, and the literal `localhost` are special-cased.\nThe check runs before the existing SSL block in the connection-test controller and\ngates the driver invocation.\n\n### Impact\nAuthenticated users with connection-test permission could probe internal services\n(Redis, the cloud metadata endpoint, internal databases) reachable from the NocoDB\nprocess. A DNS rebinding attacker could still race the resolve-vs-connect window.\n\n### Credit\nThis issue was reported by [@helwor-01](https://github.com/helwor-01).","status":"published","published":"2026-06-05T16:19:01Z","modified":"2026-07-20T21:18:23Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T14:40:47.245721Z"}],"nvd":[{"id":"CVE-2026-47382","description":"NocoDB is software for building databases as spreadsheets. Prior to 2026.05.1, the connection-test endpoint opened a raw TCP socket to the user-supplied database host without resolving and range-checking the destination, so private and link-local addresses (including IPv4-mapped IPv6 forms and localhost) reached the driver. This vulnerability is fixed in 2026.05.1.","status":"published","published":"2026-06-23T21:17:00.077Z","modified":"2026-06-25T14:21:00.26Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/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":"medium","assessor":"secondary"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T14:12:25.288279Z"}],"osv":[{"id":"CVE-2026-47382","title":"NocoDB: Server-Side Request Forgery via Database Connection Host","description":"NocoDB is software for building databases as spreadsheets. Prior to 2026.05.1, the connection-test endpoint opened a raw TCP socket to the user-supplied database host without resolving and range-checking the destination, so private and link-local addresses (including IPv4-mapped IPv6 forms and localhost) reached the driver. This vulnerability is fixed in 2026.05.1.","status":"published","published":"2026-06-23T20:19:39.007Z","modified":"2026-11-04T02:47:46.899137823Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-918"],"updated_at":"2026-11-04T02:53:00.786919Z"},{"id":"GHSA-w43h-r5m5-p832","title":"NocoDB: Server-Side Request Forgery via Database Connection Host","description":"### Summary\nThe connection-test endpoint opened a raw TCP socket to the user-supplied database\nhost without resolving and range-checking the destination, so private and link-local\naddresses (including IPv4-mapped IPv6 forms and `localhost`) reached the driver.\n\n### Details\nA new `validateDbConnectionHost` helper resolves hostnames through DNS, parses each\naddress with `ipaddr.js`, normalises IPv4-mapped IPv6, and rejects addresses in the\nprivate, loopback, link-local, unique-local, reserved, unspecified, broadcast, and\ncarrier-grade-NAT ranges. `0.0.0.0`, `::`, and the literal `localhost` are special-cased.\nThe check runs before the existing SSL block in the connection-test controller and\ngates the driver invocation.\n\n### Impact\nAuthenticated users with connection-test permission could probe internal services\n(Redis, the cloud metadata endpoint, internal databases) reachable from the NocoDB\nprocess. A DNS rebinding attacker could still race the resolve-vs-connect window.\n\n### Credit\nThis issue was reported by [@helwor-01](https://github.com/helwor-01).","status":"published","published":"2026-06-05T16:19:01Z","modified":"2026-07-20T21:30:43.049783455Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T15:46:58.04805Z"}]}}