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.

Attack Vector Network

Attack Complexity High

Privileges Required None

Attack Requirements Present

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
go-pay gopay unaffected
Version Status Constraints
0 affected < 1.5.119

No data.

No data.

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Project Subscriptions

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/go-pay/gopay cve-icon cve-icon
https://github.com/go-pay/gopay/blob/v1.5.118/pkg/xhttp/client.go#L15-L37 cve-icon cve-icon
https://github.com/go-pay/gopay/commit/f6df04fd4f64a2ad2c303ba063b6502bfdd259fd cve-icon cve-icon
https://github.com/go-pay/gopay/issues/540 cve-icon cve-icon
https://www.vulncheck.com/advisories/gopay-before-1.5.119-disabled-tls-certificate-verification-in-xhttp-client cve-icon cve-icon
History

Sun, 04 Oct 2026 17:30:00 +0000

Type Values Removed Values Added
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.
Title gopay before 1.5.119 Disabled TLS Certificate Verification in xhttp Client
Weaknesses CWE-295
References
Metrics cvssV3_1

{'score': 7.4, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N'}

cvssV4_0

{'score': 9.1, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-04T17:09:53.573Z

Reserved: 2026-10-04T13:04:00.479Z

Link: CVE-2026-105218

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-04T18:16:34.630

Modified: 2026-10-04T18:16:34.630

Link: CVE-2026-105218

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-04T18:30:17Z

Weaknesses