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CVE-2026-105218— gopay before 1.5.119 Disabled TLS Certificate Verification in xhttp Client

Quick assessment

Affected
go-pay gopay
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.

在 gopay 1.5.119 之前的版本中， 文件中的 函数默认禁用了 TLS 证书验证，这使得中间人攻击者能够冒充支付提供商的 API。攻击者可以提交任意证书，以读取商户凭证、签名和交易数据，并修改支付、退款和订单查询的响应。

CVSS 7.4 · High

Affected Version Matrix 1

VendorProduct Version RangeStatus
go-pay gopay < 1.5.119 affected
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I. Basic Information for CVE-2026-105218

Vulnerability Information
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Vulnerability Title
gopay before 1.5.119 Disabled TLS Certificate Verification in xhttp Client
Source: CVE Program / CVE List V5
Vulnerability Description
gopay before 1.5.119 disables TLS certificate verification in defaultClient() in pkg/xhttp/client.go, allowing man-in-the-middle attackers to impersonate payment provider APIs. Attackers can present any certificate to read merchant credentials, signatures and transaction data, and modify payment, refund and order query responses.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
证书验证不恰当
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
go-pay gopay 0 ~ 1.5.119 -

II. Public POCs for CVE-2026-105218

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-105218

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Patches & Fixes for CVE-2026-105218 (2)

Vendor Advisories for CVE-2026-105218 (2)

Other References for CVE-2026-105218 (1)

IV. Related Vulnerabilities

Same weakness: CWE-295

V. Comments for CVE-2026-105218

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