Renovate versions >= 13.87.0 and <= 19.38.6 leak temporary repository tokens into pull request comments during certain Go Modules update failure scenarios. The issue is fixed in version 19.38.7. Anyone able to view the affected pull request comments could obtain the exposed tokens.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact None

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 Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

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.

Affected Vendors & Products

No data.

No data.

No data.

No data.

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/renovatebot/renovate/security/advisories/GHSA-v7x3-7hw7-pcjg cve-icon cve-icon
https://www.vulncheck.com/advisories/renovate-before-credential-exposure-via-go-modules cve-icon cve-icon
History

Wed, 19 Aug 2026 14:15:00 +0000

Type Values Removed Values Added
Description Renovate versions >= 13.87.0 and <= 19.38.6 leak temporary repository tokens into pull request comments during certain Go Modules update failure scenarios. The issue is fixed in version 19.38.7. Anyone able to view the affected pull request comments could obtain the exposed tokens.
Title Renovate before 19.38.7 Credential Exposure via Go Modules
Weaknesses CWE-532
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-08-19T14:01:48.308Z

Reserved: 2026-08-19T11:37:57.693Z

Link: CVE-2019-25766

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-19T14:17:14.937

Modified: 2026-08-19T14:17:14.937

Link: CVE-2019-25766

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses