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katalyst koi vulnerabilities

1 published CVE affecting katalyst koi, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).

Total
1
Critical
0
High
1
Medium
0
Low
0
Unscored
0
CISA KEV
0

Latest katalyst koi CVEs

Newest publication first

  1. CVE-2026-44511 Katalyst Koi: Session cookies can be replayed after user logout

    Published
    HighCVSS 7.4 EPSS 0.20% PoC

    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 logo...

Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.