High severity · published Oct 1, 2026
CVE-2026-96577
Oc-mirror__release-4.21: embedded local cache registry listens on all interfaces without authentication, with delete enabled
7.1
CVSS
0.1%
EPSS
No
On KEV
Description
A flaw was found in oc-mirror. During mirroring operations, the embedded local cache registry binds to all network interfaces without authentication or encryption instead of restricting access to the local system. An unauthenticated attacker on an adjacent network can connect to the exposed service to push tampered container images, delete cached images, or access mirrored content.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 3% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AI
Assisted Installer for Red Hat OpenShift Container Platform 2 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat OpenShift Container Platform 4.18 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat OpenShift Container Platform 4.19 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat OpenShift Container Platform 4.20 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat OpenShift Container Platform 4.21 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat OpenShift Container Platform 4.22 · Red Hat
All versions, or not specified · source: vendor
Affected product
AI
Assisted Installer for Red Hat OpenShift Container Platform 2
Red Hat
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-96577
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-96577
vendor-advisory
https://access.redhat.com/errata/RHSA-2026:74380
vendor-advisory
https://access.redhat.com/errata/RHSA-2026:74383
vendor-advisory
https://access.redhat.com/errata/RHSA-2026:74429
vendor-advisory
https://access.redhat.com/errata/RHSA-2026:74434
vendor-advisory
https://access.redhat.com/errata/RHSA-2026:79039
vdb-entry
https://access.redhat.com/security/cve/CVE-2026-96577
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