# rack-session (RubyGems) vulnerabilities

2 known vulnerabilities (1 critical, 1 medium), 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://rubygems.org/gems/rack-session

## Advisories (2)

### [CVE-2026-39324](https://cve.now/CVE-2026-39324): Rack::Session::Cookie secrets: decrypt failure fallback enables secretless session forgery and Marshal deserialization

- Severity: Critical 9.3
- Published: Apr 7, 2026
- Affected: from 2.0.0, fixed in 2.1.2.

### [CVE-2025-46336](https://cve.now/CVE-2025-46336): Rack session gets restored after deletion

- Severity: Medium 4.2
- Published: May 8, 2025
- Affected: from 2.0.0, fixed in 2.1.1.

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