CVE-2026-108746

Vearch 3.5.2 through 3.5.9 contains an incorrect authorization vulnerability in Role.HasPermissionForResources that ignores stored ReadOnly or None privilege levels for resources listed in a role. Authenticated non-root users can upsert and delete documents with read-only access, or call PUT /roles to grant their role WriteRead privileges, escalating toward cluster administrator access.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/vearch/vearch
https://github.com/vearch/vearch/blob/bae78b189ff0ab1d8ac659c6acaeeb5f630db33f/internal/entity/user.go#L300-L313
https://github.com/vearch/vearch/blob/bae78b189ff0ab1d8ac659c6acaeeb5f630db33f/internal/master/services/role_service.go#L180-L229
https://hackmd.io/@haind/vearch-rbac-privilege-level-ignored-authz-bypass
https://www.vulncheck.com/advisories/vearch-3.5.2-through-3.5.9-incorrect-authorization-via-role-haspermissionforresources
https://hackmd.io/@haind/vearch-rbac-privilege-level-ignored-authz-bypass

Configurations

No configuration.

History

13 Oct 2026, 14:17

Type	Values Removed	Values Added
References	~~() https://hackmd.io/@haind/vearch-rbac-privilege-level-ignored-authz-bypass -~~	() https://hackmd.io/@haind/vearch-rbac-privilege-level-ignored-authz-bypass -

11 Oct 2026, 13:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-11 13:17

Updated : 2026-10-16 19:18

NVD link : CVE-2026-108746

Mitre link : CVE-2026-108746

CVE.ORG link : CVE-2026-108746

JSON object : View

Products Affected

No product.

CWE

CWE-863

Incorrect Authorization

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