CVE-2026-88804

CRITICAL CVSS 3.1: 9.6 EPSS 0.54%
Updated Sep 30, 2026
Suse
Parameter Value
CVSS 9.6 (CRITICAL)
Affected Versions 2.11.0se — 2.15.2
Fixed In 2.15.2
Type CWE-79 (Cross-Site Scripting (XSS))
Vendor Suse
Public PoC No

An unauthenticated update of public UI settings could be used by remote attackers to execute a stored cross-site scripting attack in the Rancher UI, in SUSE Rancher 2.15 before 2.15.2, 2.14 before 2.14.6, 2.13 before 2.13.10, 2.12 before 2.12.14 and 2.11 before 2.11.18.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
Required
User action required

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Vulnerable Products 5

Configuration From (including) Up to (excluding)
Suse Rancher
cpe:2.3:a:suse:rancher:*:*:*:*:*:*:*:*
2.15.0 2.15.2
Suse Rancher
cpe:2.3:a:suse:rancher:*:*:*:*:*:*:*:*
2.14.0 2.14.6
Suse Rancher
cpe:2.3:a:suse:rancher:*:*:*:*:*:*:*:*
2.13.0 2.13.10
Suse Rancher
cpe:2.3:a:suse:rancher:*:*:*:*:*:*:*:*
2.12.0 2.12.14
Suse Rancher
cpe:2.3:a:suse:rancher:*:*:*:*:*:*:*:*
2.11.0se 2.11.18