Vulnerability-Lookup

CVE-2026-56583 (GCVE-0-2026-56583)

Vulnerability from cvelistv5 – Published: 2026-07-21 17:39 – Updated: 2026-07-22 18:26

Title

HCL MyCloud was affected with Concurrent Login Vulnerability.

Summary

HCL MyCloud was affected with Concurrent Login Vulnerability. It may increase the risk of unauthorized access, session hijacking, and account misuse.

Severity

3.1 (Low)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-613 - Insufficient Session Expiration

Assigner

HCL

References

1 reference

URL	Tags
https://support.hcl-software.com/csm?id=kb_articl…	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
HCLSoftware	MyCloud	Affected: 10.8.2

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2026-56583

Vulnerability from fkie_nvd - Published: 2026-07-21 18:17 - Updated: 2026-07-22 19:17

Severity

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

Summary

HCL MyCloud was affected with Concurrent Login Vulnerability. It may increase the risk of unauthorized access, session hijacking, and account misuse.

References

	URL	Tags
	psirt@hcl.com	https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0132381

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "MyCloud",
          "vendor": "HCLSoftware",
          "versions": [
            {
              "status": "affected",
              "version": "10.8.2"
            }
          ]
        }
      ],
      "source": "psirt@hcl.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "HCL MyCloud was affected with Concurrent Login Vulnerability. It may increase the risk of unauthorized access, session hijacking, and account misuse."
    }
  ],
  "id": "CVE-2026-56583",
  "lastModified": "2026-07-22T19:17:07.367",
  "metrics": {
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          "privilegesRequired": "LOW",
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          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 1.6,
        "impactScore": 1.4,
        "source": "psirt@hcl.com",
        "type": "Secondary"
      }
    ],
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          ],
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  "references": [
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      "source": "psirt@hcl.com",
      "url": "https://support.hcl-software.com/csm?id=kb_article\u0026sysparm_article=KB0132381"
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}

GHSA-M9WM-8HW7-WG6X

Vulnerability from github – Published: 2026-07-21 18:31 – Updated: 2026-07-21 18:31

Details

HCL MyCloud was affected with Concurrent Login Vulnerability. It may increase the risk of unauthorized access, session hijacking, and account misuse.

Severity

3.1 (Low)


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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-56583"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-613"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-07-21T18:17:02Z",
    "severity": "LOW"
  },
  "details": "HCL MyCloud was affected with Concurrent Login Vulnerability. It may increase the risk of unauthorized access, session hijacking, and account misuse.",
  "id": "GHSA-m9wm-8hw7-wg6x",
  "modified": "2026-07-21T18:31:04Z",
  "published": "2026-07-21T18:31:04Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-56583"
    },
    {
      "type": "WEB",
      "url": "https://support.hcl-software.com/csm?id=kb_article\u0026sysparm_article=KB0132381"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:L/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-2026-56583 (GCVE-0-2026-56583)

FKIE_CVE-2026-56583

GHSA-M9WM-8HW7-WG6X

Tags

Sightings

Nomenclature