๐Ÿ” CVE Alert

CVE-2025-23389

HIGH 8.4

Rancher does not Properly Validate Account Bindings in SAML Authentication Enables User Impersonation on First Login

CVSS Score
8.4
EPSS Score
0.0%
EPSS Percentile
0th

A Improper Access Control vulnerability in SUSE rancher allows a local user to impersonate other identities through SAML Authentication on first login. This issue affects rancher: from 2.8.0 before 2.8.13, from 2.9.0 before 2.9.7, from 2.10.0 before 2.10.3.

CWE CWE-284
Vendor suse
Product rancher
Published Apr 11, 2025
Last Updated Feb 26, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L
Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
Low

Affected Versions

SUSE / rancher
2.8.0 < 2.8.13 2.9.0 < 2.9.7 2.10.0 < 2.10.3

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
bugzilla.suse.com: https://bugzilla.suse.com/show_bug.cgi?id=CVE-2025-23389 github.com: https://github.com/rancher/rancher/security/advisories/GHSA-mq23-vvg7-xfm4