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Echo: Reverse Proxy Forwards Attacker-Supplied X-Real-IP to Upstream by Default

Exact source revision recorded 28 Oct 2026 20:57:17 UTC. It does not establish the source's current position. Latest evidence.

osv · GHSA-99jh-6h7p-pp36

Published

github.com/labstack/echo/v5

Go

SEMVER · introduced 0 → fixed 5.4.0

github.com/labstack/echo/v4

Go

SEMVER · introduced 4.0.0 → last_affected 4.16.2

Original source record · Cite this exact observation · Complete original publisher JSON

ChangeIntel

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Sources read 7 Nov 05:48 UTC · 275 of 275 readable · 274 fully read · documentation 469/469 current