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ghsa:GHSA-H53F-RM2W-W7RG: github.com/labstack/echo/v5 >= 5.0.0, < 5.4.1
Echo: X-Real-IP extractor trusts the header value instead of the sending peer. Affected range: >= 5.0.0, < 5.4.1. Fixed version: 5.4.1.
Affected technology
github.com/labstack/echo/v5 · >= 5.0.0, < 5.4.1
Vendor not specified by the source
Component: Not specified by the source
Attack conditions (Source advisory, CVSS 3.1): Network (remote) · No privileges required · No user interaction required
What an attacker can do
Exploitation requires that the attacker can reach Echo directly or that an intervening proxy passes through the attacker's `X-Real-IP` value. Source advisory’s CVSS 3.1 assessment rates confidentiality and availability impact as none; integrity impact as low.
- Product
- github.com/labstack/echo/v5
- KEV
- no
Provenance
- GitHub Advisory Database · Source record · observed 2026-10-24 01:45:06.114611+00:00 UTC
Stable permalink: https://cybercodered.org/item/adv-ghsa-ghsa-h53f-rm2w-w7rg.html