CVE-2026-46600

UNKNOWN 0.0

Parsing an invalid SVCB or HTTPS RR can panic in golang.org/x/net/dns/dnsmessage

CVSS Score

0.0

EPSS Score

0.0%

EPSS Percentile

0th

Parsing an invalid SVCB or HTTPS RR can panic when the size of a parameter value overflows the message buffer.

Vendor	golang.org/x/net
Product	golang.org/x/net/dns/dnsmessage
Published	Jul 21, 2026

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Affected Versions

golang.org/x/net / golang.org/x/net/dns/dnsmessage

0 < 0.56.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

go.dev: https://go.dev/cl/786345 go.dev: https://go.dev/issue/79795 pkg.go.dev: https://pkg.go.dev/vuln/GO-2026-5942

Credits

Mundur (https://github.com/M0nd0R)