Vulnerability-Lookup

CVE-2025-14243 (GCVE-0-2025-14243)

Vulnerability from cvelistv5 – Published: 2026-04-08 16:41 – Updated: 2026-04-08 21:46

Title

Mirror-registry: openshift mirror registry: user enumeration via authentication error messages

Summary

A flaw was found in the OpenShift Mirror Registry. This vulnerability allows an unauthenticated, remote attacker to enumerate valid usernames and email addresses via different error messages during authentication failures and account creation.

Severity

5.3 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-209 - Generation of Error Message Containing Sensitive Information

Assigner

redhat

References

2 references

URL	Tags
https://access.redhat.com/security/cve/CVE-2025-14243	vdb-entryx_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2419829	issue-trackingx_refsource_REDHAT

Impacted products

2 products

Vendor	Product	Version
Red Hat	mirror registry for Red Hat OpenShift	cpe:/a:redhat:mirror_registry:1
Red Hat	mirror registry for Red Hat OpenShift 2	cpe:/a:redhat:mirror_registry:2

Date Public

2026-04-08 16:31

Credits

Red Hat would like to thank Antony Di Scala and Michael Whale for reporting this issue.

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2025-14243

Vulnerability from fkie_nvd - Published: 2026-04-08 17:20 - Updated: 2026-06-17 08:35

Severity

5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Summary

References

	URL	Tags
	secalert@redhat.com	https://access.redhat.com/security/cve/CVE-2025-14243	Vendor Advisory
	secalert@redhat.com	https://bugzilla.redhat.com/show_bug.cgi?id=2419829	Issue Tracking, Vendor Advisory

Impacted products

	Vendor	Product	Version
	redhat	mirror_registry_for_red_hat_openshift	-
	redhat	mirror_registry_for_red_hat_openshift	2.0

JSON

To clipboard

{
  "affected": [
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          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:mirror_registry:1"
          ],
          "defaultStatus": "affected",
          "packageName": "openshift/mirror-registry-rhel8",
          "product": "mirror registry for Red Hat OpenShift",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
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          ],
          "defaultStatus": "affected",
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          "vendor": "Red Hat"
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    }
  ],
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  "lastModified": "2026-06-17T08:35:35.990",
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GHSA-V9GQ-365F-QXXW

Vulnerability from github – Published: 2026-04-08 18:34 – Updated: 2026-04-08 18:34

Details

Severity

5.3 (Medium)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2025-14243"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-209"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-04-08T17:20:25Z",
    "severity": "MODERATE"
  },
  "details": "A flaw was found in the OpenShift Mirror Registry. This vulnerability allows an unauthenticated, remote attacker to enumerate valid usernames and email addresses via different error messages during authentication failures and account creation.",
  "id": "GHSA-v9gq-365f-qxxw",
  "modified": "2026-04-08T18:34:06Z",
  "published": "2026-04-08T18:34:06Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-14243"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/security/cve/CVE-2025-14243"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2419829"
    }
  ],
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  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.

Action not permitted

CVE-2025-14243 (GCVE-0-2025-14243)

FKIE_CVE-2025-14243

GHSA-V9GQ-365F-QXXW

Tags

Sightings

Nomenclature