CVE-2026-55998: Rancher 2.14.0 to before 2.14.4, 2.13.0 to before 2.13.8, 2.12.0 to before 2.12.12, 2.11.0 to before 2.11.16

CVE-2026-55998. CVSS 3.1 base score 5.3 (MEDIUM, Vendor/CNA). EPSS 0.00343 (percentile 0.26562), scored 22-Oct-2026.

Affected technology

Rancher · 2.14.0 to before 2.14.4, 2.13.0 to before 2.13.8, 2.12.0 to before 2.12.12, 2.11.0 to before 2.11.16
SUSE

Description’s affected range: before validating the token

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

What an attacker can do

Vendor/CNA’s CVSS 3.1 assessment (base score 5.3/10) rates confidentiality impact as low; integrity and availability impact as none. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 24-Oct-2026 01:44 UTC

CWE: CWE-204
CCR priority: 21.3 /100 (P4)
CVSS 3.1: 5.3 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N · Vendor/CNA
EPSS: 0.00343 · percentile 0.26562 · 2026-10-22
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-24 01:40:49.068977+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-55998.html