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CVE-2026-111637— NexoPOS through 6.2.4 Unauthenticated Transaction Disclosure via /api/fields Endpoint

Quick assessment

Affected
Blair2004 NexoPOS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

NexoPOS 6.2.4 及以下版本存在一个缺失身份验证的漏洞，允许未经身份验证的攻击者通过 接口读取会计交易记录。攻击者可以通过请求交易字段类（如 ）并配合连续递增的 ID，在无需 权限的情况下获取交易的名称、数值、账户 ID 及描述信息。

CVSS 5.3 · Medium EPSS 0.46% · P39

Affected Version Matrix 1

VendorProduct Version RangeStatus
Blair2004 NexoPOS ≤ 6.2.4 affected
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I. Basic Information for CVE-2026-111637

Vulnerability Information
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Vulnerability Title
NexoPOS through 6.2.4 Unauthenticated Transaction Disclosure via /api/fields Endpoint
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Blair2004 NexoPOS 0 ~ 6.2.4 -

II. Public POCs for CVE-2026-111637

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-111637

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Vendor Advisories for CVE-2026-111637 (1)

Proof of Concept for CVE-2026-111637 (1)

Other References for CVE-2026-111637 (2)

IV. Related Vulnerabilities

Same weakness: CWE-306

V. Comments for CVE-2026-111637

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