CVE-2026-71299: Maestro: maestro: rest api write endpoints registered without authentication middleware

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-05 · updated 2026-10-07
Weakness: CWE-306

Description

A flaw was found in Maestro. Its REST API write endpoints were registered without proper authentication middleware. This allows a remote attacker to perform unauthorized write operations, such as creating, modifying, or deleting consumers and resource bundles. This could lead to data integrity issues or a denial of service (DoS).

Affected products

Red Hat Advanced Cluster Management for Kubernetes 2: all versions

References

https://access.redhat.com/security/cve/CVE-2026-71299
https://bugzilla.redhat.com/show_bug.cgi?id=2511520

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