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CVE-2026-111607— Jeepay through 3.2.9 IDOR via POST /api/mch/payConfigs

Quick assessment

Affected
jeequan jeepay
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.

Jeepay 3.2.9 及之前版本存在不安全的直接对象引用漏洞。已认证的商户用户可通过向 接口提供受害者的 ，覆盖其他商户应用的支付通道配置。拥有默认权限 的攻击者可替换签名密钥、证书及费率，从而破坏或重定向受害商户的支付处理流程。

CVSS 7.1 · High EPSS 0.25% · P15

Possible ATT&CK Techniques 1 AI

T1530.002

Affected Version Matrix 1

VendorProduct Version RangeStatus
jeequan jeepay ≤ 3.2.9 affected
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I. Basic Information for CVE-2026-111607

Vulnerability Information
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Vulnerability Title
Jeepay through 3.2.9 IDOR via POST /api/mch/payConfigs
Source: CVE Program / CVE List V5
Vulnerability Description
Jeepay through 3.2.9 contains an insecure direct object reference vulnerability that allows authenticated merchant users to overwrite another merchant application's payment channel configuration by supplying a victim infoId to MchPayInterfaceConfigController.saveOrUpdate. Attackers holding the default ENT_MCH_PAY_CONFIG_ADD permission can replace signing keys, certificates, and fee rates to break or redirect the victim merchant's payment processing.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
jeequan jeepay 0 ~ 3.2.9 -

II. Public POCs for CVE-2026-111607

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-111607

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Patches & Fixes for CVE-2026-111607 (1)

Vendor Advisories for CVE-2026-111607 (1)

Security Blog Posts for CVE-2026-111607 (1)

IV. Related Vulnerabilities

Same product: jeepay
Same vendor: jeequan
Same weakness: CWE-639

V. Comments for CVE-2026-111607

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