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CVE-2026-44511

Katalyst Koi: Session cookies can be replayed after user logout PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
katalyst / koiaffected < 4.20.0; affected >= 5.0.0 <= 5.6.0

CWE

CWE-613

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.