FreeBSD VuXML: Documenting security issues in FreeBSD and the FreeBSD Ports Collection

tailscale -- Insufficient validation of 4via6 subnet router destinations

Affected packages
tailscale < 1.102.3

Details

VuXML ID 4bf4495e-9d4e-11f1-a129-901b0e9408dc
Discovery 2026-08-18
Entry 2026-08-21

Tailscale team reports:

Insufficient validation of 4via6 subnet router destinations permitted access to host-scoped addresses, including cloud metadata and loopback services. TS-2026-11

[source]

References

URL https://tailscale.com/security-bulletins#ts-2026-011

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