# github.com/labstack/echo (Go) vulnerabilities

1 known vulnerability (1 high), with the versions each affects and the releases that fix them.

## At a glance

- Latest release: v3.3.10+incompatible (Jan 28, 2019): affected by CVE-2026-55677
- Newest unaffected release: Every release is affected by at least one advisory
- Releases: 500+ since v1.4.2 (Jun 9, 2016)
- Registry: https://pkg.go.dev/github.com/labstack/echo
- Releases read: Nov 8, 2026

## Version timeline

Affected versions per advisory, in version order:

- CVE-2026-55677: v1.4.2 to v3.3.10+incompatible (v3.3.11-0.20190128154348-0b714f34823a+incompatible is outside it)

Older releases aren't stored, so the earliest spans may start sooner.

## Advisories (1)

### [CVE-2026-55677](https://cve.now/CVE-2026-55677): Echo: Encoded slash (%2F) bypasses route-level protection and exposes static files

- Severity: High 7.5
- Published: Jun 26, 2026
- Affected: through 3.3.10.
- No fix released. The latest release, v3.3.10+incompatible, is still affected.

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