Description (CNA)
Matching of hosts against proxy patterns can improperly treat an IPv6 zone ID as a hostname component. For example, when the NO_PROXY environment variable is set to "*.example.com", a request to "[::1%25.example.com]:80` will incorrectly match and not be proxied.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Go standard library / net/http | affected 0 before 1.23.7; affected 1.24.0-0 before 1.24.1 |
| golang.org/x/net / golang.org/x/net/http/httpproxy | affected 0 before 0.36.0 |
| golang.org/x/net / golang.org/x/net/proxy | affected 0 before 0.36.0 |
CWE
No CWE identifiers supplied.
References
- https://go.dev/cl/654697
- https://go.dev/issue/71984
- https://groups.google.com/g/golang-announce/c/4t3lzH3I0eI/m/b42ImqrBAQAJ
- https://pkg.go.dev/vuln/GO-2025-3503
ADP enrichment
No English description supplied.
No English description supplied.
No references supplied.