CVE-2026-96414

EUVD-2026-123267
In affected versions of Octopus Server, insufficient integrity protection of authentication cookies, combined with incorrect validation of permissions assigned to a user that allowed them to view users or audit events, could result in the user escalating their privileges to those of an Administrator.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.7 HIGH
NETWORK
LOW
LOW
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 12.81%
Common Weakness Enumeration
References
https://advisories.octopus.com/post/2026/sa2026-19