CVE-2026-104615

HIGH
MEDIUM Priority: 0.02 BB Relevance: 51/100
Published: 2026-10-30 Modified: 2026-10-30 First seen: 2026-10-30 Status: active

Attack Surface

Network No Interaction Conf. Impact Scope Change

CVSS Vector Breakdown

AV: Network
AC: High
PR: High
UI: None
S: Changed
C: High
I: Low
A: High

Description

A security vulnerability was discovered in SUSE Rancher Fleet's cluster registration flow, in Fleet versions before 0.12, 0.13.0 up to 0.13.17, 0.14.0 up to 0.14.12, 0.15.0 up t o 0.15.17 and 0.16.0 up to 0.16.3. The cluster identity claimed by a registration request was accepted without being bound to the registration token that the request was made with. As a result, a registration request could be associated with a managed cluster that was originally registered with a different registration token.

Affected Software (5)

VendorProductVersion
SUSE Rancher 0.16.0 < 0.16.3
SUSE Rancher 0.15.0. < 0.15.17
SUSE Rancher 0.14.0 < 0.14.12
SUSE Rancher 0.13 < 0.13.17
SUSE Rancher 0

Bug Bounty Relevance

51 / 100
✓ Network accessible
✓ No user interaction

CVSS Score

7.9 / 10.0 v3.1
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:L/A:H

EPSS — Exploitation Probability

0.22%
Raw Score 0.002210
Percentile 12.7%
Date 2026-10-31

Intelligence Sources

mitre ref →
nvd ref →