CVE-2026-39836

Impact

The Dial and LookupPort functions panic on Windows when provided with an input containing a NUL (0).

Affected products

Weakness classification

References

• NVD record
• CVE.org record
• https://go.dev/cl/775320
• https://go.dev/issue/79006
• https://groups.google.com/g/golang-announce/c/qcCIEXso47M
• https://pkg.go.dev/vuln/GO-2026-4971