Vulnerability-Lookup

CVE-2026-77995 (GCVE-0-2026-77995)

Vulnerability from cvelistv5 – Published: 2026-08-24 13:05 – Updated: 2026-09-08 10:32

Title

Joomla Extension - miniorange.com - Arbitrary account takeover in miniOrange OAuth Client < 3.2.0, OAuth Single Sign-On – OIDC SSO < 1.2.2, Login with Keycloak OAuth Single Sign-On (SSO) < 1.2.2, Single Sign-On for Educational Institutes < 1.2.2

Summary

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

SSVC

Exploitation: none Automatable: yes Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-08-24 17:25 UTC

CWE

CWE-639 - Authorization Bypass Through User-Controlled Key

Assigner

Joomla mitre root

References

1 reference

URL	Tags
https://www.miniorange.com/	product

Impacted products

4 products

Vendor	Product	Version	CPE status
miniorange.com	miniOrange OAuth Client (free) extension for Joomla	Affected: 1.0.0-3.1.9	guessed
miniorange.com	OAuth Single Sign-On – OIDC SSO \| Login with Azure AD (free) extension for Joomla	Affected: 1.0.0-1.2.1	guessed
miniorange.com	Login with Keycloak OAuth Single Sign-On (SSO) (free) extension for Joomla	Affected: 1.0.0-1.2.1	guessed
miniorange.com	Single Sign-On for Educational Institutes (free) extension for Joomla	Affected: 1.0.0-1.2.1	guessed

Credits

Krzysztof Zając, CERT PL

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2026-77995

Vulnerability from fkie_nvd - Published: 2026-08-24 14:17 - Updated: 2026-09-08 11:17

Severity

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

Summary

References

	URL	Tags
	security@joomla.org	https://www.miniorange.com/

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "miniOrange OAuth Client (free) extension for Joomla",
          "vendor": "miniorange.com",
          "versions": [
            {
              "status": "affected",
              "version": "1.0.0-3.1.9"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "OAuth Single Sign-On \u2013 OIDC SSO | Login with Azure AD (free) extension for Joomla",
          "vendor": "miniorange.com",
          "versions": [
            {
              "status": "affected",
              "version": "1.0.0-1.2.1"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "Login with Keycloak OAuth Single Sign-On (SSO) (free) extension for Joomla",
          "vendor": "miniorange.com",
          "versions": [
            {
              "status": "affected",
              "version": "1.0.0-1.2.1"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "Single Sign-On for Educational Institutes (free) extension for Joomla",
          "vendor": "miniorange.com",
          "versions": [
            {
              "status": "affected",
              "version": "1.0.0-1.2.1"
            }
          ]
        }
      ],
      "source": "security@joomla.org"
    }
  ],
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    }
  ],
  "id": "CVE-2026-77995",
  "lastModified": "2026-09-08T11:17:44.423",
  "metrics": {
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          "Recovery": "NOT_DEFINED",
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          "attackRequirements": "NONE",
          "attackVector": "NETWORK",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 10.0,
          "baseSeverity": "CRITICAL",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "NOT_DEFINED",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
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GHSA-9V52-PGW4-78WW

Vulnerability from github – Published: 2026-08-24 15:31 – Updated: 2026-08-24 15:31

Details

Joomla Extension - miniorange.com - Arbitrary account takeover in miniOrange OAuth Client < 3.2.0 - The manipulation of a cookie value allows actors to login as arbitrary accounts, including admins.

Severity

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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-77995"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-639"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-24T14:17:03Z",
    "severity": "CRITICAL"
  },
  "details": "Joomla Extension - miniorange.com - Arbitrary account takeover in miniOrange OAuth Client \u003c 3.2.0 - The manipulation of a cookie value allows actors to login as arbitrary accounts, including admins.",
  "id": "GHSA-9v52-pgw4-78ww",
  "modified": "2026-08-24T15:31:51Z",
  "published": "2026-08-24T15:31:51Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-77995"
    },
    {
      "type": "WEB",
      "url": "https://www.miniorange.com"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "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:X/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:X/R:X/V:X/RE:X/U:X",
      "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-2026-77995 (GCVE-0-2026-77995)

FKIE_CVE-2026-77995

GHSA-9V52-PGW4-78WW

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Nomenclature

Related by attack behaviour