CVE-2026-110775

Nexent through 2.7.0 Cross-Tenant Knowledge-Base File Read via check_file_access

MEDIUM
6.5
CVSS Score
Published: October 14, 2026 at 06:48 PM UTC
Updated: October 16, 2026 at 06:17 PM UTC
1 product affected across 1 vendorModelEngine-Group nexent

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.2%
SSVC
PoC

Description

Nexent through 2.7.0 contains a missing authorization vulnerability in check_file_access that allows authenticated users to read other tenants' knowledge-base files by skipping tenant comparison for knowledge_base/ reads. Attackers in multi-tenant deployments can list objects via GET /file/storage for presigned URLs or use GET /file/download/{object_name} to download other tenants' source documents.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.5MEDIUMVulnCheck
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-639

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