CVE-2026-111637
Medium
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.
SeverityMedium
CVSS5.3
Exploit probability—
ProductNexoPOS
PublishedOct 16, 2026
First seenOct 16, 2026
Weakness typeCWE-306Missing authentication for critical function
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Blair2004 NexoPOS | v ≤ 6.2.4 | — |
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