CVE-2026-10843: Cloud-credential-operator: cco mint-mode credentialsrequest manifests grant account-wide iam access beyond cluster scope on aws

Severity: high (CVSS 7.2 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: 2026-06-04 · updated 2026-10-30
Weakness: CWE-250

Description

A flaw was found in the OpenShift Cloud Credential Operator Mint-mode IAM policies for AWS. Operator credentials are provisioned with account-wide scope for destructive actions rather than being restricted to cluster-owned resources, enabling cross-scope impact after credential compromise.

Affected products

Red Hat OpenShift Container Platform 4.18: all versions
Red Hat OpenShift Container Platform 5: all versions

References

https://access.redhat.com/security/cve/CVE-2026-10843
https://bugzilla.redhat.com/show_bug.cgi?id=2484738
https://access.redhat.com/security/cve/CVE-2026-10843
https://bugzilla.redhat.com/show_bug.cgi?id=2484738
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-10843.json

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