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CVE-2026-75034

7.4 · HIGH

A flaw was found in Rancher Manager.

Published Sep 3, 2026suseCWE-294EPSS 0.32%

Overview

CVE-2026-75034 is a high-severity vulnerability affecting suse rancher. It was published on September 3, 2026 and has a CVSS 3.1 base score of 7.4 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.4, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

A flaw was found in Rancher Manager. The SAML assertion replay protection introduced by the fix for CVE-2026-44946 recorded consumed assertion IDs in a per-process cache, so each replica only detected replays that reached the same pod. In a high-availability deployment, an attacker holding a captured assertion could replay it once against every other replica to obtain additional authenticated sessions as the victim.

This issue affects Rancher: before 2.15.1.

Remediation

Check the references section for vendor advisories and patches from suse. Update rancher to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
suserancher>= 0, < 2.15.1Affected

Frequently asked questions

What is CVE-2026-75034?

CVE-2026-75034 is a high-severity vulnerability affecting suse rancher. It was published on September 3, 2026 and has a CVSS 3.1 base score of 7.4 (HIGH).

How severe is CVE-2026-75034?

This vulnerability has a CVSS 3.1 base score of 7.4, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2026-75034?

Check the references section for vendor advisories and patches from suse. Update rancher to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-75034?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-75034 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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