Vulnerability-Lookup

GHSA-223G-F5MQ-GW33

Vulnerability from github – Published: 2026-05-13 01:39 – Updated: 2026-06-08 23:54

Summary

OpenLearnX: Critical Authentication Bypass via JWT Signature Verification Disabled Leading to Account Takeover

Details

Overview

A critical authentication vulnerability was identified in OpenLearnX that could allow unauthorized access to user accounts under specific conditions. The issue has been fixed.

Advisory: https://github.com/th30d4y/OpenLearnX/security/advisories/GHSA-223g-f5mq-gw33

Severity

6.9 (Medium)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

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{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "openlearnx"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.0.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-44720"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-287",
      "CWE-347"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-05-13T01:39:04Z",
    "nvd_published_at": "2026-05-27T22:16:36Z",
    "severity": "MODERATE"
  },
  "details": "### Overview\n\nA critical authentication vulnerability was identified in OpenLearnX that could allow unauthorized access to user accounts under specific conditions. The issue has been fixed.\n\n**Advisory**:  https://github.com/th30d4y/OpenLearnX/security/advisories/GHSA-223g-f5mq-gw33",
  "id": "GHSA-223g-f5mq-gw33",
  "modified": "2026-06-08T23:54:55Z",
  "published": "2026-05-13T01:39:04Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/th30d4y/OpenLearnX/security/advisories/GHSA-223g-f5mq-gw33"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-44720"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/th30d4y/OpenLearnX"
    },
    {
      "type": "WEB",
      "url": "https://github.com/th30d4y/OpenLearnX/releases/tag/v2.0.4"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "OpenLearnX: Critical Authentication Bypass via JWT Signature Verification Disabled Leading to Account Takeover"
}

CVE-2026-44720 (GCVE-0-2026-44720)

Vulnerability from cvelistv5 – Published: 2026-05-27 21:02 – Updated: 2026-06-02 18:09

Title

OpenLearnX: Critical Authentication Bypass via JWT Signature Verification Disabled Leading to Account Takeover

Summary

OpenLearnX is an open-source, decentralized learning and assessment platform. Prior to 2.0.4, a critical authentication vulnerability was identified in OpenLearnX that could allow unauthorized access to user accounts under specific conditions. This vulnerability is fixed in 2.0.4.

Severity

6.9 (Medium)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-06-02 18:08 UTC

CWE

CWE-287 - Improper Authentication
CWE-347 - Improper Verification of Cryptographic Signature

Assigner

GitHub_M CNA under the mitre root

CNA scorecard C 72/100 over 7566 records in the last 180 days details

References

1 reference

URL	Tags
https://github.com/th30d4y/OpenLearnX/security/ad…	x_refsource_CONFIRM

Impacted products

1 product

Vendor	Product	Version
th30d4y	OpenLearnX	Affected: < 2.0.4

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JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-44720",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-06-02T18:08:48.866810Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-06-02T18:09:07.056Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "OpenLearnX",
          "vendor": "th30d4y",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 2.0.4"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "OpenLearnX is an open-source, decentralized learning and assessment platform. Prior to 2.0.4, a critical authentication vulnerability was identified in OpenLearnX that could allow unauthorized access to user accounts under specific conditions. This vulnerability is fixed in 2.0.4."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 6.9,
            "baseSeverity": "MEDIUM",
            "privilegesRequired": "NONE",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "NONE",
            "vulnConfidentialityImpact": "NONE",
            "vulnIntegrityImpact": "LOW"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-287",
              "description": "CWE-287: Improper Authentication",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-347",
              "description": "CWE-347: Improper Verification of Cryptographic Signature",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-27T21:02:29.706Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/th30d4y/OpenLearnX/security/advisories/GHSA-223g-f5mq-gw33",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/th30d4y/OpenLearnX/security/advisories/GHSA-223g-f5mq-gw33"
        }
      ],
      "source": {
        "advisory": "GHSA-223g-f5mq-gw33",
        "discovery": "UNKNOWN"
      },
      "title": "OpenLearnX: Critical Authentication Bypass via JWT Signature Verification Disabled Leading to Account Takeover"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2026-44720",
    "datePublished": "2026-05-27T21:02:29.706Z",
    "dateReserved": "2026-05-07T18:04:17.308Z",
    "dateUpdated": "2026-06-02T18:09:07.056Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.

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.

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