{"id":"CVE-2026-119708","kind":"vulnerability","aliases":["CVE-2026-119708"],"related":[],"title":"abp-next-admin: authenticated users can read other tenants' files","description":"abp-next-admin 10.4.0 through 10.7.0 contains a cross-tenant authorization bypass in the BlobManagement download-by-name endpoint, letting authenticated users read other tenants' files. Attackers supply a victim tenantId in the request path, causing DownloadByNameAsync to switch tenant context and return blobs stored by that tenant.","summary":"abp-next-admin versions 10.4.0 through 10.7.0 have a flaw in the BlobManagement download-by-name endpoint. An authenticated user can supply another tenant's ID in the request path and download that tenant's stored files.","severity":"high","cvss":7.1,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["abp-next-admin","dotnet","multi-tenant","package"],"not_affected_if":["blob-management-unused","single-tenant","versions-outside-10.4.0-to-10.7.0"],"how_to_check":"- Check the installed abp-next-admin package version in the project's dependency file (for example `package.json` or `.csproj`) for versions `10.4.0` through `10.7.0`\n- Confirm whether the BlobManagement download-by-name endpoint is exposed in the running application","fix":"- Move to a version later than `10.7.0` (the sources do not name the exact fixed version)","status":"open","published_at":"2026-10-30T16:17:53+00:00","first_seen_at":"2026-10-30T16:31:26+00:00","triaged_at":"2026-10-30T16:32:03+00:00","updated_at":"2026-10-30T16:32:03+00:00","category":"package","confidence":0.6,"triage":{"at":"2026-10-30T16:32:03Z","model":"claude-haiku-5-5","output":{"fix":"- Move to a version later than `10.7.0` (the sources do not name the exact fixed version)","reach":"internet","title":"abp-next-admin: authenticated users can read other tenants' files","impact":"medium","summary":"abp-next-admin versions 10.4.0 through 10.7.0 have a flaw in the BlobManagement download-by-name endpoint. An authenticated user can supply another tenant's ID in the request path and download that tenant's stored files.","audience":"businesses","category":"package","nicknames":[],"who_cares":["abp-next-admin","multi-tenant","dotnet"],"confidence":0.6,"fix_status":"unknown","needs_auth":"yes","worst_case":"other tenants' uploaded files are readable by any logged-in user","analyst_note":"Confirm the fixed version and whether the endpoint is reachable by default; the NVD entry is the only source given.","how_to_check":"- Check the installed abp-next-admin package version in the project's dependency file (for example `package.json` or `.csproj`) for versions `10.4.0` through `10.7.0`\n- Confirm whether the BlobManagement download-by-name endpoint is exposed in the running application","plain_action":"","needs_analyst":true,"not_affected_if":["single-tenant","blob-management-unused","versions-outside-10.4.0-to-10.7.0"],"who_is_affected":"Multi-tenant applications built on abp-next-admin 10.4.0 through 10.7.0 that expose the BlobManagement download endpoint to logged-in users are exposed. Single-tenant deployments or applications that do not use BlobManagement are not affected by this description.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000716,"input_tokens":4153,"output_tokens":601,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-119708':14A,17A '-2026':13A,16A '10.4.0':32B,70C '10.7.0':34B,72C 'abp':2A,19B,28B,67C 'abp-next-admin':1A,18B,27B,66C 'admin':4A,21B,30B,69C 'anoth':51B 'attack':95C 'authent':5A,47B,89C 'author':78C 'blob':112C 'blobmanag':40B,82C 'bypass':79C 'caus':104C 'contain':73C 'context':109C 'cross':76C 'cross-ten':75C 'cve':12A,15A 'dotnet':22B 'download':42B,60B,84C 'download-by-nam':41B,83C 'downloadbynameasync':105C 'endpoint':45B,87C 'file':11A,65B,94C 'flaw':37B 'id':54B 'let':88C 'multi':24B 'multi-ten':23B 'name':44B,86C 'next':3A,20B,29B,68C 'packag':26B 'path':58B,103C 'read':8A,91C 'request':57B,102C 'return':111C 'store':64B,113C 'suppli':50B,96C 'switch':107C 'tenant':10A,25B,52B,62B,77C,93C,108C,116C 'tenantid':99C 'user':6A,48B,90C 'version':31B 'victim':98C","nicknames":[],"mitigations":[],"who_affected":"Multi-tenant applications built on abp-next-admin 10.4.0 through 10.7.0 that expose the BlobManagement download endpoint to logged-in users are exposed. Single-tenant deployments or applications that do not use BlobManagement are not affected by this description.","tier":"B","verified":{},"analyst_revisit_at":null,"fix_status":"unknown","audience":"businesses","plain_action":null,"first_public_at":"2026-10-30T16:17:53+00:00","kev":null,"cvss_vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/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","cvss_by":"disclosure@vulncheck.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-119708","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-119708","severity":null,"published_at":"2026-10-30T16:17:53+00:00","modified_at":"2026-10-30T16:17:53+00:00","first_seen_at":"2026-10-30T16:31:26+00:00","fetched_at":"2026-10-30T16:31:26+00:00","note":null}],"documents":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}