{"id":"CVE-2026-126289","kind":"vulnerability","aliases":["CVE-2026-126289"],"related":[],"title":"NocoDB: CSV exports let planted spreadsheet formulas run when opened","description":"NocoDB before 2026.06.1 contains a CSV formula injection vulnerability in export.service.ts that writes record values and column titles beginning with formula characters into CSV exports without neutralization. Low-privileged collaborators, or unauthenticated users submitting a public form, can plant formulas that execute when a user opens the export in a spreadsheet application, potentially exfiltrating cell contents or invoking external commands.","summary":"NocoDB before 2026.06.1 writes record values and column titles that begin with formula characters into CSV exports without neutralizing them. When a user opens the export in a spreadsheet application, planted formulas can run, potentially leaking cell contents or invoking external commands.","severity":"medium","cvss":5.4,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["nocodb","package","self-hosted","spreadsheets"],"not_affected_if":["default-config","no-public-forms"],"how_to_check":"- Check the installed NocoDB version; versions below `2026.06.1` are affected.\n- Review whether low-privileged collaborators or public forms can write record values or column titles that users later export to CSV.","fix":"- NocoDB: move to `2026.06.1` or later.","status":"open","published_at":"2026-11-13T10:17:32+00:00","first_seen_at":"2026-11-13T10:47:13+00:00","triaged_at":"2026-11-13T10:57:02+00:00","updated_at":"2026-11-13T10:57:02+00:00","category":"package","confidence":0.7,"triage":{"at":"2026-11-13T10:57:02Z","model":"claude-haiku-5-5","output":{"fix":"- NocoDB: move to `2026.06.1` or later.","reach":"network","title":"NocoDB: CSV exports let planted spreadsheet formulas run when opened","impact":"medium","summary":"NocoDB before 2026.06.1 writes record values and column titles that begin with formula characters into CSV exports without neutralizing them. When a user opens the export in a spreadsheet application, planted formulas can run, potentially leaking cell contents or invoking external commands.","audience":"businesses","category":"package","nicknames":[],"who_cares":["nocodb","self-hosted","spreadsheets"],"confidence":0.7,"fix_status":"available","needs_auth":"yes","worst_case":"spreadsheet formulas run on the opener's machine, leaking cell data","analyst_note":"Then","how_to_check":"- Check the installed NocoDB version; versions below `2026.06.1` are affected.\n- Review whether low-privileged collaborators or public forms can write record values or column titles that users later export to CSV.","plain_action":"","product_name":"","needs_analyst":false,"not_affected_if":["default-config","no-public-forms"],"who_is_affected":"Teams that self-host or run NocoDB and let collaborators or public forms enter data that is later exported to CSV and opened in a spreadsheet. Exposure comes from the export path, so instances without shared editors or public forms carry less risk. Deployments already on `2026.06.1` or later are not affected.","user_interaction":"yes","product_ecosystem":"","needs_special_setup":"no","severity_if_unknown":"unknown"},"cost_usd":0.00073,"input_tokens":4634,"output_tokens":534,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-126289':13A,16A '-2026':12A,15A '2026.06.1':25B,67C 'applic':52B,117C 'begin':33B,83C 'cell':59B,120C 'charact':36B,86C 'collabor':95C 'column':30B,81C 'command':64B,125C 'contain':68C 'content':60B,121C 'csv':2A,38B,70C,88C 'cve':11A,14A 'execut':107C 'exfiltr':119C 'export':3A,39B,48B,89C,113C 'export.service.ts':75C 'extern':63B,124C 'form':102C 'formula':7A,35B,54B,71C,85C,105C 'host':21B 'inject':72C 'invok':62B,123C 'leak':58B 'let':4A 'low':93C 'low-privileg':92C 'neutral':41B,91C 'nocodb':1A,17B,23B,65C 'open':10A,46B,111C 'packag':18B 'plant':5A,53B,104C 'potenti':57B,118C 'privileg':94C 'public':101C 'record':27B,78C 'run':8A,56B 'self':20B 'self-host':19B 'spreadsheet':6A,22B,51B,116C 'submit':99C 'titl':31B,82C 'unauthent':97C 'user':45B,98C,110C 'valu':28B,79C 'vulner':73C 'without':40B,90C 'write':26B,77C","nicknames":[],"mitigations":[],"who_affected":"Teams that self-host or run NocoDB and let collaborators or public forms enter data that is later exported to CSV and opened in a spreadsheet. Exposure comes from the export path, so instances without shared editors or public forms carry less risk. Deployments already on `2026.06.1` or later are not affected.","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"available","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["medium","nocodb","package","selfhosted","spreadsheets"],"campaign_type":null,"search_a":"'-126289':13A,16A '-2026':12A,15A 'csv':2A 'cve':11A,14A 'export':3A 'formula':7A 'let':4A 'nocodb':1A 'open':10A 'plant':5A 'run':8A 'spreadsheet':6A","search_b":"'2026.06.1':25B 'applic':52B 'begin':33B 'cell':59B 'charact':36B 'column':30B 'command':64B 'content':60B 'csv':38B 'export':39B,48B 'extern':63B 'formula':35B,54B 'host':21B 'invok':62B 'leak':58B 'neutral':41B 'nocodb':17B,23B 'open':46B 'packag':18B 'plant':53B 'potenti':57B 'record':27B 'run':56B 'self':20B 'self-host':19B 'spreadsheet':22B,51B 'titl':31B 'user':45B 'valu':28B 'without':40B 'write':26B","search_c":"'2026.06.1':67C 'applic':117C 'begin':83C 'cell':120C 'charact':86C 'collabor':95C 'column':81C 'command':125C 'contain':68C 'content':121C 'csv':70C,88C 'execut':107C 'exfiltr':119C 'export':89C,113C 'export.service.ts':75C 'extern':124C 'form':102C 'formula':71C,85C,105C 'inject':72C 'invok':123C 'low':93C 'low-privileg':92C 'neutral':91C 'nocodb':65C 'open':111C 'plant':104C 'potenti':118C 'privileg':94C 'public':101C 'record':78C 'spreadsheet':116C 'submit':99C 'titl':82C 'unauthent':97C 'user':98C,110C 'valu':79C 'vulner':73C 'without':90C 'write':77C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-10-27T10:06:51+00:00","kev":null,"cvss_vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/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","cvss_by":"disclosure@vulncheck.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-126289","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-126289","severity":null,"published_at":"2026-11-13T10:17:32+00:00","modified_at":"2026-11-13T10:17:32+00:00","first_seen_at":"2026-11-13T10:47:13+00:00","fetched_at":"2026-11-13T10:47:13+00:00","note":null}],"documents":[{"id":144907,"url":"https://github.com/nocodb/nocodb/security/advisories/GHSA-8wgf-24mr-w88q","title":"Vendor advisory: github.com","kind":"vendor","source":"nvd","publisher":"vendor","text":null,"published_at":"2026-10-27T10:06:51+00:00","relation":"advisory","confidence":null,"note":"Vendor advisory: github.com"},{"id":144908,"url":"https://www.vulncheck.com/advisories/nocodb-before-2026.06.1-csv-formula-injection-via-export-service-ts","title":"Third-party advisory: www.vulncheck.com","kind":"advisory","source":"nvd","publisher":"research","text":null,"published_at":null,"relation":"advisory","confidence":null,"note":"Third-party advisory: www.vulncheck.com"}],"disclosures":[],"exploit_sources":[],"notice":"Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai"}