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HIGH severity

CVE-2025-14443 — openshift-apiserver

HIGHFix: openshift/openshift-apiserver#591

CVE-2025-14443 is a high-severity (CVSS 8.5) Server-Side Request Forgery (SSRF) vulnerability in github.com/openshift/openshift-apiserver. The records list no fixed version yet; check the vendor advisory below and apply the mitigations in the meantime.

openshift-apiserver: SSRF via Missing IP/Network-Range Validation in User-Supplied Image References

Also known asGO-2026-4578
Published
Updated
Affected
2 pkgs
Patched
See advisory
Exploits
None indexed
Exploitation data as of Nov 10, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

Exploitation Status

No confirmed exploitation observed yet

  • CISA’s own triage has not observed active exploitation or public proof-of-concept code for this CVE as of its last assessment.

Exploitation and automatability from CISA’s SSVC triage for CVE-2025-14443.

EPSS Exploitation Probability

via FIRST.org ↗
0.3%probability of exploitation in next 30 days
Lower Risk0.00%
Lower risk than most CVEs27th percentile — riskier than 27% of all scored CVEsHighest risk
0.00%0.28%0.56%0.84%0.0%0.3%May 26Oct 26Nov 26

Probability of exploitation in the next 30 days, from FIRST.org EPSS.

How urgent is this, really

Where this sits among everything scored

Real-World Exposure

2 pkgs affected
🐹github.com/openshift/openshift-apiserver🐹github.com/openshift/openshift-apiserver

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects Go packages — download data is not available via public APIs for these ecosystems.

Description

A flaw was found in ose-openshift-apiserver. This vulnerability allows internal network enumeration, service discovery, limited information disclosure, and potential Denial of Service (DoS) through Server-Side Request Forgery (SSRF) due to missing IP address and network-range validation when processing user-supplied image references.

Affected Packages

2 total
EcosystemPackageVulnerable rangeFix
🐹Gogithub.com/openshift/openshift-apiserverall versionsNo fix
🐹Gogithub.com/openshift/openshift-apiserverall versionsNo fix

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for github.com/openshift/openshift-apiserver, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

  2. Remediation status

    The records we use list no patched version of github.com/openshift/openshift-apiserver for CVE-2025-14443. Check the maintainer's advisory, and where your build allows, override or pin the dependency away from the vulnerable range.

  3. Mitigate without a patch

    Restrict outbound requests from the affected component to an allowlist of hosts, block access to link-local and internal address ranges at the network layer, and require authentication on internal services so a forged request cannot reach them unauthenticated.

Fixing This On Your OS

If you run this on a Linux distribution, patch through your package manager against the distro's own security advisory below — it tracks the exact backported fix for your release, which can ship on a different timeline (and sometimes a different severity) than the upstream project.

Red HatModerate

The Red Hat Product Security team has assessed the severity of this vulnerability as moderate, due to the ability of authenticated users to trigger arbitrary outbound network connections from the OpenShift API server. Successful exploitation allows attackers to enumerate internal cluster services, probe private…

Workaround published by Red Hat
Possible mitigations for this flaw include: - removing the permissions that allow users to use the ImageStreamImport feature or explicitly only allowing trusted users to access the feature. - explicitly set the apiserver's ImageStreamImport allow-list to trusted image registries. (i.e. `oc patch image.config.openshift.io/cluster --type=merge -p '{"spec":{"allowedRegistriesForImport":[{"domainName": "docker.io"}, {"domainName": "quay.io"}]}}'`) - Set the apiserver's ImageStreamImport to deny all uses. (`oc patch image.config.openshift.io/cluster --type=merge -p '{"spec":{"allowedRegistriesForImport":[{"domainName": "-"}]}}'`)
Source: Red Hat security advisory for CVE-2025-14443 (CC BY 4.0)

Frequently Asked Questions

A flaw was found in ose-openshift-apiserver. This vulnerability allows internal network enumeration, service discovery, limited information disclosure, and potential Denial of Service (DoS) through Server-Side Request Forgery (SSRF) due to missing IP address and network-range validation when processing user-supplied image references.
O3 Security · Impact-Aware SCA

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CVE-2025-14443: openshift-apiserver SSRF (High 8.5)