CVE-2026-44945
CRITICAL
9,1
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: high
User Interaction: none
Scope: changed
Confidentiality: high
Integrity: high
Availability: high
Description
AI Translation Available
A privilege escalation vulnerability exists in Rancher's impersonation middleware (pkg/auth/requests/impersonate.go). An authenticated Rancher user with the default user
global role can gain full administrative access to the Rancher control
plane and transitively to all downstream clusters it manages.
This issue affects Rancher: from 2.11.0 before 2.11.16, from 2.12.0 before 2.12.12, from 2.13.0 before 2.13.8, and from 2.14.0 before 2.14.2.
EPSS (Exploit Prediction Scoring System)
Trend Analysis
EPSS (Exploit Prediction Scoring System)
Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.
EPSS Score
0,0030
Percentile
0,2th
Updated
EPSS Score Trend (Last 3 Days)
441
Unintended Proxy or Intermediary ('Confused Deputy')
DraftCommon Consequences
Security Scopes Affected:
Non-Repudiation
Access Control
Potential Impacts:
Gain Privileges Or Assume Identity
Hide Activities
Execute Unauthorized Code Or Commands
Applicable Platforms
All platforms may be affected
497
Exposure of Sensitive System Information to an Unauthorized Control Sphere
IncompleteCommon Consequences
Security Scopes Affected:
Confidentiality
Potential Impacts:
Read Application Data
Applicable Platforms
Technologies:
Not Technology-Specific, Web Based
https://bugzilla.suse.com/show_bug.cgi?id=CVE-2026-44945
https://github.com/rancher/rancher/pull/55983
https://github.com/rancher/rancher/security/advisories/GHSA-v584-7w32-jwpq