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CVE-2026-44945

9.1 CRITICALpublic exploit available

Published 2026-08-05 · Updated 2026-08-06

AI risk analysis

Summary
A privilege escalation vulnerability allows authenticated users to gain full administrative access, bypassing role-based access controls.
Exploitability
Exploitation is relatively straightforward for an attacker with basic authentication credentials, requiring no additional user interaction.
Blast radius
If exploited, this vulnerability could lead to complete control over the Rancher control plane and all managed clusters, with severe consequences for the organization's infrastructure.
Detection
No reliable host or network indicator is derivable from the published description.
Prioritized remediation
Upgrade to Rancher 2.11.16 or later, 2.12.12 or later, 2.13.8 or later, or 2.14.2 or later.
privilege-escalationrancheradmin-accessvulnerability

Analysis generated locally by qwen2.5:7b-instruct (no data left the box). AI-assisted — verify against primary sources before acting.

NVD description

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Weaknesses

CWE-441, CWE-497

Public exploit & PoC references

All references

Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.

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