# CVE-2015-8314: ruby-devise: The Devise gem before 3.5.4 for Ruby mishandles Remember Me cookies for sessions, which may allow an adversary to obt...

CVE-2015-8314 is fixed in ruby-devise on 1 platform by DEBIAN-CVE-2015-8314 (version 3.5.6-2), released December 12, 2023. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2015-8314
- Priority: High
- CVSS: 7.5 (high)
- EPSS: 0.0062
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Dec 12, 2023

## Description

The Devise gem before 3.5.4 for Ruby mishandles Remember Me cookies for sessions, which may allow an adversary to obtain unauthorized persistent application access.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | ruby-devise Debian 12.15 (bookworm) | 3.5.6-2 | [DEBIAN-CVE-2015-8314](https://patchblox.com/security/data/fix/linux/debian-cve-2015-8314.md) | Dec 12, 2023 |

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Data as of 2026-11-07T12:40:37Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo