CVE-2026-44511
⚠️ highSummary
Katalyst Koi is a framework for building Rails admin functionality. Prior to 4.20.0 and 5.6.0, admin session cookies were not invalidated when an admin user logged out. An attacker with access to a valid admin session cookie could continue to access admin functionality after logout, until the cookie expired or session secrets were rotated. This vulnerability is fixed in 4.20.0 and 5.6.0.
CVSS Score
7.4
High
EPSS Score
0.0
Exploit Probability
Published Date
2026-05-14
First Seen: 2026-05-17
📊 Relative Risk Intelligence
This CVE is Moderate Risk - more severe than 56.9% of all 329,456 vulnerabilities in our database.
#141,871
Above average severity
Severity Percentile
🎯 CISA SSVC Assessment Updated: May 14, 2026
🔍 Exploitation Status
None
No known exploits
⚙️ Automatable
NO
Requires human interaction
💥 Technical Impact
Total
Complete system compromise possible
SSVC data provided by
CISA
Last Modified
2026-05-14
Source
NVD 🔗
CVSS Vector 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
CWE IDs (Weakness Types)