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2 vulnerabilities by ModelEngine-Group
CVE-2026-110775 (GCVE-0-2026-110775)
Vulnerability from nvd – Published: 2026-10-14 18:48 – Updated: 2026-10-16 17:15
VLAI
EPSS
VEX
Title
Nexent through 2.7.0 Cross-Tenant Knowledge-Base File Read via check_file_access
Summary
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.
Severity
SSVC
Exploitation: poc
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-10-16 16:27 UTC
CWE
- CWE-639 - Authorization Bypass Through User-Controlled Key
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://hackmd.io/@hieuPenguinnn/nexent-knowledge… | technical-descriptionexploit |
| https://github.com/ModelEngine-Group/nexent/blob/… | technical-description |
| https://github.com/ModelEngine-Group/nexent | product |
| https://www.vulncheck.com/advisories/nexent-throu… | third-party-advisory |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| ModelEngine-Group | nexent |
Affected:
0 , ≤ 2.7.0
(semver)
cpe:2.3:a:nexent:nexent:*:*:*:*:*:*:*:* |
Date Public
2026-10-14 00:00
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CVE-2026-110775 (GCVE-0-2026-110775)
Vulnerability from cvelistv5 – Published: 2026-10-14 18:48 – Updated: 2026-10-16 17:15
VLAI
EPSS
VEX
Title
Nexent through 2.7.0 Cross-Tenant Knowledge-Base File Read via check_file_access
Summary
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.
Severity
SSVC
Exploitation: poc
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-10-16 16:27 UTC
CWE
- CWE-639 - Authorization Bypass Through User-Controlled Key
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://hackmd.io/@hieuPenguinnn/nexent-knowledge… | technical-descriptionexploit |
| https://github.com/ModelEngine-Group/nexent/blob/… | technical-description |
| https://github.com/ModelEngine-Group/nexent | product |
| https://www.vulncheck.com/advisories/nexent-throu… | third-party-advisory |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| ModelEngine-Group | nexent |
Affected:
0 , ≤ 2.7.0
(semver)
cpe:2.3:a:nexent:nexent:*:*:*:*:*:*:*:* |
Date Public
2026-10-14 00:00
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