What’s Vulnerable › Vulnerabilities

CVE-2026-119708: abp-next-admin 10.4.0 through 10.7.0 Cross-Tenant File Disclosure via Blob Download-By-Name

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-30 · updated 2026-10-30
• Weakness: CWE-639

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.

Affected products

• colinin abp-next-admin: from 10.4.0 through 10.7.0

References

• https://github.com/colinin/abp-next-admin
• https://github.com/colinin/abp-next-admin/blob/10.7.0/aspnet-core/modules/blob-management/LINGYUN.Abp.BlobManagement.Application/LINGYUN/Abp/BlobManagement/BlobAppService.cs#L60-L68
• https://github.com/colinin/abp-next-admin/commit/3ea383093d51b18984652fc9b2d3dcc779a372ee
• https://github.com/colinin/abp-next-admin/commit/fc5e6d5a8a11a65e06fe001fe4a55e414956fc0c
• https://github.com/colinin/abp-next-admin/issues/1628
• https://github.com/colinin/abp-next-admin/pull/1633
• https://hackmd.io/@hieuPenguinnn/abp-next-admin-blob-download-by-name-cross-tenant-idor
• https://www.vulncheck.com/advisories/abp-next-admin-10.4.0-through-10.7.0-cross-tenant-file-disclosure-via-blob-download-by-name

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