DeutschShown in its original language — a full translation is planned for a future version.
Rancher: Mehrere Schwachstellen
view advisory published 2026-07-30
Ein Angreifer kann mehrere Schwachstellen in Rancher ausnutzen, um seine Privilegien zu erhöhen, um einen Denial of Service Angriff durchzuführen, und um Informationen offenzulegen.
01
describes (5)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2026-44945US | — | — | ||
A privilege escalation vulnerability exists in Rancher's impersonation middleware (pkg/auth/requests/impersonate.go). An authenticated Rancher user with the default user
global ro… | ||||
| CVE-2026-59675US | — | — | ||
When API audit logging is enabled, the middleware reads the entire HTTP request body into memory without enforcing a size limit on login endpoints. Because the audit middleware is… | ||||
| CVE-2026-55998US | — | — | ||
The endpoint /v3/import/{token}_{clusterId}.yaml retrieves the cluster object before validating the token. When a valid cluster ID references a cluster that has private registry se… | ||||
| CVE-2026-55997US | —OT elevated | — | ||
Rancher issues long-lived registration tokens to authenticate nodes and agents joining a downstream cluster. These tokens were stored and exposed in plaintext with no expiration, s… | ||||
| CVE-2026-55996US | — | — | ||
A denial-of-service vulnerability was identified in multiple TLS listeners in Rancher. Both the cattle-cluster-agent component running in downstream clusters and the Rancher server… | ||||
02
references
External citations — patches, advisories, analysis.
- GitHub Security Advisory GHSA-23h9-rr79-r3gh vom 2026-07-30external
- GitHub Security Advisory GHSA-7r53-jvhg-9jq4 vom 2026-07-30external
- GitHub Security Advisory GHSA-9jxv-832x-45q9 vom 2026-07-30external
- GitHub Security Advisory GHSA-g4f6-44g4-23xm vom 2026-07-30external
- GitHub Security Advisory GHSA-v584-7w32-jwpq vom 2026-07-30external
- WID-SEC-W-2026-2600 - CSAF Versionself
- WID-SEC-2026-2600 - Portal Versionself
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