Vulnerability-Lookup

GHSA-43FX-4MQW-QPHW

Vulnerability from github – Published: 2026-07-24 00:32 – Updated: 2026-07-24 00:32

Details

A vulnerability was identified in OWASP DefectDojo 2.59.0. This issue affects the function UserSerializer of the file dojo/api_v2/serializers.py of the component API/Web. Such manipulation of the argument is_staff leads to improper privilege management. The attack may be performed from remote. The exploit is publicly available and might be used. Upgrading to version 2.58.3 and 3.0.0 is capable of addressing this issue. The name of the patch is 68a272f299d096249fd3ba9c2676bf69012857bf. It is advisable to upgrade the affected component. 2.59.0 was not intended to be released and has been removed.

Severity

6.3 (Medium)


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

2.1 (Low)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2026-16764"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-266"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-07-23T22:16:52Z",
    "severity": "LOW"
  },
  "details": "A vulnerability was identified in OWASP DefectDojo 2.59.0. This issue affects the function UserSerializer of the file dojo/api_v2/serializers.py of the component API/Web. Such manipulation of the argument is_staff leads to improper privilege management. The attack may be performed from remote. The exploit is publicly available and might be used. Upgrading to version 2.58.3 and 3.0.0 is capable of addressing this issue. The name of the patch is 68a272f299d096249fd3ba9c2676bf69012857bf. It is advisable to upgrade the affected component. 2.59.0 was not intended to be released and has been removed.",
  "id": "GHSA-43fx-4mqw-qphw",
  "modified": "2026-07-24T00:32:33Z",
  "published": "2026-07-24T00:32:33Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/DefectDojo/django-DefectDojo/security/advisories/GHSA-w2j3-x3j3-mm43"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-16764"
    },
    {
      "type": "WEB",
      "url": "https://github.com/DefectDojo/django-DefectDojo/pull/14952"
    },
    {
      "type": "WEB",
      "url": "https://github.com/DefectDojo/django-DefectDojo/commit/68a272f299d096249fd3ba9c2676bf69012857bf"
    },
    {
      "type": "WEB",
      "url": "https://github.com/DefectDojo/django-DefectDojo/releases/tag/3.0.0"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/cve/CVE-2026-16764"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/861317"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/382629"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/382629/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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"
    }
  ]
}

CVE-2026-16764 (GCVE-0-2026-16764)

Vulnerability from cvelistv5 – Published: 2026-07-23 21:30 – Updated: 2026-07-24 14:39 X_Open Source

Title

OWASP DefectDojo API/Web serializers.py UserSerializer privileges management

Summary

Severity

5.3 (Medium)


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

6.3 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

6.3 (Medium)


                        
                          CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-269 - Improper Privilege Management
CWE-266 - Incorrect Privilege Assignment

Assigner

VulDB

References

8 references

URL	Tags
https://vuldb.com/vuln/382629	vdb-entrytechnical-description
https://vuldb.com/vuln/382629/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-16764	third-party-advisory
https://vuldb.com/submit/861317	third-party-advisory
https://github.com/DefectDojo/django-DefectDojo/s…	related
https://github.com/DefectDojo/django-DefectDojo/p…	issue-trackingpatch
https://github.com/DefectDojo/django-DefectDojo/c…	patch
https://github.com/DefectDojo/django-DefectDojo/r…	patch

Impacted products

1 product

Vendor	Product	Version
OWASP	DefectDojo	Affected: 2.59.0 Unaffected: 2.58.3 Unaffected: 3.0.0 cpe:2.3:a:owasp:defectdojo::::::::

Credits

0xnosferatu (VulDB User) VulDB CNA Team

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-16764",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-07-24T14:39:17.945239Z",
                "version": "2.0.3"
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              "type": "ssvc"
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        "providerMetadata": {
          "dateUpdated": "2026-07-24T14:39:30.521Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:owasp:defectdojo:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "API/Web"
          ],
          "product": "DefectDojo",
          "vendor": "OWASP",
          "versions": [
            {
              "status": "affected",
              "version": "2.59.0"
            },
            {
              "status": "unaffected",
              "version": "2.58.3"
            },
            {
              "status": "unaffected",
              "version": "3.0.0"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "0xnosferatu (VulDB User)"
        },
        {
          "lang": "en",
          "type": "coordinator",
          "value": "VulDB CNA Team"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability was identified in OWASP DefectDojo 2.59.0. This issue affects the function UserSerializer of the file dojo/api_v2/serializers.py of the component API/Web. Such manipulation of the argument is_staff leads to improper privilege management. The attack may be performed from remote. The exploit is publicly available and might be used. Upgrading to version 2.58.3 and 3.0.0 is capable of addressing this issue. The name of the patch is 68a272f299d096249fd3ba9c2676bf69012857bf. It is advisable to upgrade the affected component. 2.59.0 was not intended to be released and has been removed."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
            "version": "4.0"
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        {
          "cvssV3_1": {
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            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 6.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 6.5,
            "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C",
            "version": "2.0"
          }
        }
      ],
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        },
        {
          "descriptions": [
            {
              "cweId": "CWE-266",
              "description": "Incorrect Privilege Assignment",
              "lang": "en",
              "type": "CWE"
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          ]
        }
      ],
      "providerMetadata": {
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        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
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      },
      "references": [
        {
          "name": "VDB-382629 | OWASP DefectDojo API/Web serializers.py UserSerializer privileges management",
          "tags": [
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          "url": "https://vuldb.com/vuln/382629"
        },
        {
          "name": "VDB-382629 | CTI Indicators (IOB, IOC, TTP, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/vuln/382629/cti"
        },
        {
          "name": "CVE-2026-16764 | CVE Analysis and Report",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/cve/CVE-2026-16764"
        },
        {
          "name": "Submit #861317 | djangoproject django-DefectDojo 2.59.0 CWE-269 - Improper Privilege Management",
          "tags": [
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          ],
          "url": "https://vuldb.com/submit/861317"
        },
        {
          "tags": [
            "related"
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          "url": "https://github.com/DefectDojo/django-DefectDojo/security/advisories/GHSA-w2j3-x3j3-mm43"
        },
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            "issue-tracking",
            "patch"
          ],
          "url": "https://github.com/DefectDojo/django-DefectDojo/pull/14952"
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          "url": "https://github.com/DefectDojo/django-DefectDojo/releases/tag/3.0.0"
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          "lang": "en",
          "time": "2026-07-23T02:00:00.000Z",
          "value": "VulDB entry created"
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          "lang": "en",
          "time": "2026-07-23T16:18:15.000Z",
          "value": "VulDB entry last update"
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}

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.

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GHSA-43FX-4MQW-QPHW

CVE-2026-16764 (GCVE-0-2026-16764)

Tags

Sightings

Nomenclature