docs(security): update vulnerability reporting policy and admin trust boundary (#38653)

Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>

Shaitan committed 1mo ago

d4646d43a768a9be767023f2aee33ee64c33e82a

Parent: 6465450

Committed by GitHub <noreply@github.com> on 3/19/2026, 5:57:57 PM