GHSA-cxf3-9h37-7rr8: github.com/labstack/echo/v4 fixed in 4.16.1

GHSA-cxf3-9h37-7rr8 PUBLISHED CVSS 9.100000381469727 CRITICAL

Echo: Rejected WebSocket upgrades can bypass Echo route-level access controls

Record from GitHub Advisory Database · Published October 23, 2026

github.com/labstack/echo/v4 is fixed in 4.16.1 (Go Modules)

Echo: Rejected WebSocket upgrades can bypass Echo route-level access controls

Fixed versions

Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.

Package	Ecosystem	Fixed in
github.com/labstack/echo/v4	Go Modules	4.16.1
github.com/labstack/echo/v5	Go Modules	5.4.1
falcosidekick-ui-fips	Chainguard	2.3.1-r10
temporal	Chainguard	1.9.1-r6
falcosidekick-ui	Chainguard	2.3.1-r11
kube-metrics-adapter	Wolfi	0.2.9-r28
perses-fips	Chainguard	0.55.0-r1
temporal-fips	Chainguard	1.9.1-r8
temporal-ui-server	Chainguard	2.57.0-r1
temporal	Wolfi	1.9.1-r6
temporal-ui-server-fips	Chainguard	2.57.0-r1
temporal-ui-server	Wolfi	2.57.0-r1

1 more packages have a fixed version. See every fix in Lookup.

Risk scores

CVSS 3.1

9.100000381469727

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Affected products

Vendor	Product	Versions
chainguard	falcosidekick-ui-fips	0
github.com	labstack/echo/v4	4.0.0
chainguard	temporal	0
chainguard	falcosidekick-ui	0
wolfi	kube-metrics-adapter	0
chainguard	perses-fips	0
chainguard	temporal-fips	0
chainguard	temporal-ui-server	0
wolfi	temporal	0
chainguard	temporal-ui-server-fips	0
wolfi	temporal-ui-server	0
github.com	labstack/echo/v5	5.0.0
chainguard	perses	0

Timeline

Oct 23, 2026 CVE Published

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln GHSA-cxf3-9h37-7rr8
vulnetix vdb fixes GHSA-cxf3-9h37-7rr8

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curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
  "https://api.vdb.vulnetix.com/v2/vuln/GHSA-cxf3-9h37-7rr8/fixes/registry"

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References

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