CVE-2026-111637
NexoPOS through 6.2.4 Unauthenticated Transaction Disclosure via /api/fields Endpoint
- State
- Published
- Severity
- 6.9 Medium
- Published
- Oct 16, 2026
- Updated
- Oct 16, 2026
- Reserved
- Oct 16, 2026
Description
NexoPOS through 6.2.4 contains a missing authentication vulnerability that allows unauthenticated attackers to read accounting transaction records via GET /api/fields/{resource}/{identifier}. Attackers can request transaction field classes like ns.entity-transaction with sequential ids to retrieve names, values, account ids, and descriptions without nexopos.read.transactions permission.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 5.3 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N | VulnCheck |
Weaknesses
- CWE-306 Missing Authentication for Critical Function
Affected Products
| Product | Versions |
|---|---|
NexoPOSBlair2004 |
|
References
- https://hackmd.io/@hieuPenguinnn/nexopos-fields-endpoint-unauthenticated-transaction-disclosurethird-party-advisory
- https://github.com/Blair2004/NexoPOS/blob/v6.2.4/routes/api-base.php#L10-L18technical-description
- https://github.com/Blair2004/NexoPOS/blob/v6.2.4/app/Providers/FormsProvider.php#L126-L152technical-description
- VulnCheck Advisory: NexoPOS through 6.2.4 Unauthenticated Transaction Disclosure via /api/fields Endpointthird-party-advisory
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