CVE-2026-25651
client-certificate-auth has an Open Redirect via Host Header Injection in HTTP-to-HTTPS redirect
- State
- Published
- Severity
- 6.1 Medium
- Published
- Feb 6, 2026
- Updated
- Feb 9, 2026
- Reserved
- Feb 4, 2026
Description
client-certificate-auth is middleware for Node.js implementing client SSL certificate authentication/authorization. Versions 0.2.1 and 0.3.0 of client-certificate-auth contain an open redirect vulnerability. The middleware unconditionally redirects HTTP requests to HTTPS using the unvalidated Host header, allowing an attacker to redirect users to arbitrary domains. This vulnerability is fixed in 1.0.0.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 6.1 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N | GitHub_M |
Weaknesses
- CWE-601 URL Redirection to Untrusted Site ('Open Redirect')
Affected Products
| Product | Versions |
|---|---|
client-certificate-authtgies |
|
References
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