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CVE-2026-44946

CRITICAL
9.5
CVSS 4.0
Description
A SAML authentication replay vulnerability in Rancher's Assertion Consumer Service (ACS) handler did not enforce one-time use of SAML assertion, potentially allowing person in the middle attacks against Rancher, affecting Rancher 2.14.0 before 2.14.3,

Metadata

CVE ID
CVE-2026-44946
State
PUBLISHED
Assigner
suse
Reserved
2026-05-08 12:29 UTC
Published
2026-06-30 12:14 UTC
Last updated
2026-06-30 13:44 UTC
Primary CWE
CWE-294
CWE-294 Authentication bypass by capture-replay
Vendor / Product
SUSE / Rancher
Sources
cve.org  ·  NVD

Severity & Metrics

9.5 CRITICAL CVSS 4.0
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:H
SSVC — CISA Coordinator
Exploitation
none
Automatable
no
Tech. Impact
total
Affected products (1)
VendorProductPlatformVersions
SUSE Rancher — 2.14.0 < 2.14.3, 2.13.0 < 2.13.7, 2.12.0 < 2.12.11, 2.11.0 < 2.11.15
Weakness (CWE)
CWESourceDescription
CWE-294 cna CWE-294 Authentication bypass by capture-replay
CVSS scores (1)
ScoreSeverityVersionSourceVector
9.5 CRITICAL 4.0 cna CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:H
References (1)
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