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
Published Dec 12, 2023
7.5
HIGHCVSS 3.1
EPSS 0.62%
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.
Affected products
No data.
- < 3.5.4
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
YesTechnical Impact
PartialDecision
n/aAssessed Dec 15, 2023 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2023–2026- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (6 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.62% (0.00618) | 47.72th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.62% (0.00618) | 44.73th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.07% (0.00071) | 19.23th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.07% (0.00070) | 32.45th | v3 (v2023.03.01) |
| Dec 15, 2023 | 0.06% (0.00064) | 26.56th | v3 (v2023.03.01) |
| Dec 13, 2023 | 0.04% (0.00045) | 12.31th | v3 (v2023.03.01) |
References (6)
- http://blog.plataformatec.com.br/2016/01/improve-remember-me-cookie-expiration-in-devise/
- https://github.com/advisories/GHSA-746g-3gfp-hfhw AdvisoryPatchThird Party Advisory
- https://github.com/heartcombo/devise/commit/c92996646aba2d25b2c3e235fe0c4f1a84b70d24 Patch
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/devise/CVE-2015-8314.yml
- https://nvd.nist.gov/vuln/detail/CVE-2015-8314
- https://rubysec.com/advisories/CVE-2015-8314/ Third Party Advisory
Change history (0)
No recorded changes yet.