# plug\_cowboy (Hex) vulnerabilities

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

## At a glance

- Latest release: not known (cve.now hasn't read this package's releases)
- Newest unaffected release: not known without release data
- Registry: https://hex.pm/packages/plug_cowboy

## Advisories (1)

### [CVE-2026-32688](https://cve.now/CVE-2026-32688): Atom table exhaustion via HTTP/2 :scheme pseudo-header in plug\_cowboy

- Severity: High 8.7
- Published: Apr 27, 2026
- Affected: from 2.0.0, fixed in 2.8.1; from 2.0.0, fixed in 2.8.1.

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