Vulnerability-Lookup

CVE-2026-65887 (GCVE-0-2026-65887)

Vulnerability from cvelistv5 – Published: 2026-07-29 13:58 – Updated: 2026-08-12 13:56

Title

Joomla Extension - balbooa.com - Unauthenticated arbitrary password reset in Gridbox < 2.20.2

Summary

Joomla Extension - balbooa.com - Unauthenticated arbitrary password reset in Gridbox < 2.20.2 - The resetPassword method allows actors to reset any user password, allowing to login and act as these users - excluding super admins.

Severity

10 (Critical)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/AU:Y/U:Red

SSVC

Exploitation: none Automatable: yes Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-07-30 03:55 UTC

CWE

CWE-284 - Improper Access Control

Assigner

Joomla mitre root

References

2 references

URL	Tags
https://www.balbooa.com/gridbox	product
https://mysites.guru/blog/gridbox-23-critical-vul…	third-party-advisory

Impacted products

1 product

Vendor	Product	Version	CPE status
balbooa.com	Gridbox extension for Joomla	Affected: 1.0.0-2.20.1	guessed

Credits

Phil Taylor, mysites.guru

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2026-65887

Vulnerability from fkie_nvd - Published: 2026-07-29 15:16 - Updated: 2026-08-05 17:24

Severity

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

Summary

References

	URL	Tags
	security@joomla.org	https://mysites.guru/blog/gridbox-23-critical-vulnerabilities/	Third Party Advisory
	security@joomla.org	https://www.balbooa.com/gridbox	Product

Impacted products

	Vendor	Product	Version
	balbooa	gridbox	*

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "packageName": "com_gridbox",
          "product": "Gridbox extension for Joomla",
          "vendor": "balbooa.com",
          "versions": [
            {
              "status": "affected",
              "version": "1.0.0-2.20.1"
            }
          ]
        }
      ],
      "source": "security@joomla.org"
    }
  ],
  "configurations": [
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              "criteria": "cpe:2.3:a:balbooa:gridbox:*:*:*:*:*:joomla\\!:*:*",
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    }
  ],
  "id": "CVE-2026-65887",
  "lastModified": "2026-08-05T17:24:03.673",
  "metrics": {
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        "cvssData": {
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}

GHSA-F53F-94JH-JCHQ

Vulnerability from github – Published: 2026-07-29 15:31 – Updated: 2026-08-05 18:31

Details

Severity

9.8 (Critical)


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

10.0 (Critical)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/AU:Y/U:Red

Show details on source website

JSON

To clipboard

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  "affected": [],
  "aliases": [
    "CVE-2026-65887"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-284"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-07-29T15:16:28Z",
    "severity": "CRITICAL"
  },
  "details": "Joomla Extension - balbooa.com - Unauthenticated arbitrary password reset in Gridbox \u003c 2.20.2 - The resetPassword method allows actors to reset any user password, allowing to login and act as these users - excluding super admins.",
  "id": "GHSA-f53f-94jh-jchq",
  "modified": "2026-08-05T18:31:24Z",
  "published": "2026-07-29T15:31:13Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-65887"
    },
    {
      "type": "WEB",
      "url": "https://mysites.guru/blog/gridbox-23-critical-vulnerabilities"
    },
    {
      "type": "WEB",
      "url": "https://www.balbooa.com/gridbox"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
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      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:X/V:X/RE:X/U:Red",
      "type": "CVSS_V4"
    }
  ]
}

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.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CVE-2026-65887 (GCVE-0-2026-65887)

FKIE_CVE-2026-65887

GHSA-F53F-94JH-JCHQ

Tags

Sightings

Nomenclature

Related by attack behaviour