Vulnerability-Lookup

CVE-2026-5343 (GCVE-0-2026-5343)

Vulnerability from cvelistv5 – Published: 2026-05-28 22:48 – Updated: 2026-05-29 18:38

Title

SAML SSO - Service Provider - Critical - Authentication bypass - SA-CONTRIB-2026-031

Summary

Improper Check for Unusual or Exceptional Conditions vulnerability in Drupal SAML SSO - Service Provider allows Privilege Escalation. This issue affects SAML SSO - Service Provider: from 0.0.0 before 3.1.4.

Severity

7.4 (High)


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

CWE

CWE-754 - Improper Check for Unusual or Exceptional Conditions

Assigner

drupal

References

1 reference

URL	Tags
https://www.drupal.org/sa-contrib-2026-031

Impacted products

1 product

Vendor	Product	Version
Drupal	SAML SSO - Service Provider	Affected: 0.0.0 , < 3.1.4 (semver)

Date Public

2026-04-01 16:38

Credits

Tim de Jong | Freelance Drupal Developer (tim_dj) Sudhanshu Dhage (sudhanshu0542) Damien McKenna (damienmckenna) Greg Knaddison (greggles) Juraj Nemec (poker10) Jess (xjm)

Show details on NVD website

JSON

To clipboard

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              "attackVector": "NETWORK",
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              "baseScore": 7.4,
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              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
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          "value": "Juraj Nemec (poker10)"
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      "source": {
        "discovery": "UNKNOWN"
      },
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    "datePublished": "2026-05-28T22:48:47.591Z",
    "dateReserved": "2026-04-01T15:41:53.003Z",
    "dateUpdated": "2026-05-29T18:38:36.072Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-5343",
      "date": "2026-05-29",
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      "percentile": "0.05337"
    },
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    "vulnrichment": {
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drupal-contrib-2026-031

Vulnerability from drupal

Published

2026-04-01 16:38

Modified

2026-04-02 14:13

Summary

Details

This module enables you to perform SAML-protocol-based single-sign-on (SSO) on a Drupal site.

The module doesn't sufficiently block access, leading to a authentication bypass vulnerability.

Credits

Tim de Jong | Freelance Drupal Developer (tim_dj) www.drupal.org/u/tim_dj

References

URL

Type

https://www.drupal.org/sa-contrib-2026-031

WEB

JSON

To clipboard

{
  "affected": [
    {
      "database_specific": {
        "affected_versions": "\u003c3.1.4"
      },
      "package": {
        "ecosystem": "Packagist:https://packages.drupal.org/8",
        "name": "drupal/miniorange_saml"
      },
      "ranges": [
        {
          "database_specific": {
            "constraint": "\u003c3.1.4"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.1.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "severity": []
    }
  ],
  "aliases": [
    "CVE-2026-5343"
  ],
  "credits": [
    {
      "contact": [
        "https://www.drupal.org/u/tim_dj"
      ],
      "name": "Tim de Jong | Freelance Drupal Developer (tim_dj)"
    }
  ],
  "details": "This module enables you to perform SAML-protocol-based single-sign-on (SSO) on a Drupal site.\n\nThe module doesn\u0027t sufficiently block access, leading to a authentication bypass vulnerability.",
  "id": "DRUPAL-CONTRIB-2026-031",
  "modified": "2026-04-02T14:13:13.000Z",
  "published": "2026-04-01T16:38:14.000Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://www.drupal.org/sa-contrib-2026-031"
    }
  ],
  "schema_version": "1.7.0"
}

FKIE_CVE-2026-5343

Vulnerability from fkie_nvd - Published: 2026-05-28 23:16 - Updated: 2026-05-29 14:46

Severity

Summary

References

	URL	Tags
	mlhess@drupal.org	https://www.drupal.org/sa-contrib-2026-031

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper Check for Unusual or Exceptional Conditions vulnerability in Drupal SAML SSO - Service Provider allows Privilege Escalation.\n\nThis issue affects SAML SSO - Service Provider: from 0.0.0 before 3.1.4."
    }
  ],
  "id": "CVE-2026-5343",
  "lastModified": "2026-05-29T14:46:09.837",
  "metrics": {},
  "published": "2026-05-28T23:16:44.520",
  "references": [
    {
      "source": "mlhess@drupal.org",
      "url": "https://www.drupal.org/sa-contrib-2026-031"
    }
  ],
  "sourceIdentifier": "mlhess@drupal.org",
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-754"
        }
      ],
      "source": "mlhess@drupal.org",
      "type": "Secondary"
    }
  ]
}

GHSA-9622-2JM8-94X7

Vulnerability from github – Published: 2026-05-29 00:38 – Updated: 2026-05-29 00:38

Details

Improper Check for Unusual or Exceptional Conditions vulnerability in Drupal SAML SSO - Service Provider allows Privilege Escalation.

This issue affects SAML SSO - Service Provider: from 0.0.0 before 3.1.4.

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-5343"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-754"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-05-28T23:16:44Z",
    "severity": null
  },
  "details": "Improper Check for Unusual or Exceptional Conditions vulnerability in Drupal SAML SSO - Service Provider allows Privilege Escalation.\n\nThis issue affects SAML SSO - Service Provider: from 0.0.0 before 3.1.4.",
  "id": "GHSA-9622-2jm8-94x7",
  "modified": "2026-05-29T00:38:34Z",
  "published": "2026-05-29T00:38:34Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-5343"
    },
    {
      "type": "WEB",
      "url": "https://www.drupal.org/sa-contrib-2026-031"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

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.

Action not permitted

CVE-2026-5343 (GCVE-0-2026-5343)

drupal-contrib-2026-031

Vulnerability from drupal

FKIE_CVE-2026-5343

GHSA-9622-2JM8-94X7

Tags

Sightings

Nomenclature