Vulnerability-Lookup

GHSA-J5JQ-5W3C-XC48

Vulnerability from github – Published: 2026-08-13 00:31 – Updated: 2026-08-13 18:31

Details

vinny/views.py: (ModifyEmailNotifications) IDOR: view fetches VinceCommEmail by raw pk from URL and toggles email_function/name without checking the record's contact belongs to the requesting group-admin. Lets a vendor admin flip notification routing (or read email/name) for another vendor's contact.

Severity

5.3 (Medium)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2026-18750"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-639"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-12T22:17:15Z",
    "severity": "MODERATE"
  },
  "details": "vinny/views.py: (ModifyEmailNotifications)\tIDOR: view fetches VinceCommEmail by raw pk from URL and toggles email_function/name without checking the record\u0027s contact belongs to the requesting group-admin. Lets a vendor admin flip notification routing (or read email/name) for another vendor\u0027s contact.",
  "id": "GHSA-j5jq-5w3c-xc48",
  "modified": "2026-08-13T18:31:26Z",
  "published": "2026-08-13T00:31:25Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-18750"
    },
    {
      "type": "WEB",
      "url": "https://github.com/CERTCC/VINCE/pull/235"
    },
    {
      "type": "WEB",
      "url": "https://certcc.github.com/CERTCC/VINCE"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2026-18750 (GCVE-0-2026-18750)

Vulnerability from cvelistv5 – Published: 2026-08-12 21:09 – Updated: 2026-08-13 15:47

Title

CVE-2026-18750

Summary

Severity

5.3 (Medium)


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

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-08-13 15:47 UTC

CWE

CWE-639 Authorization Bypass Through User-Controlled Key
CWE-639 - Authorization Bypass Through User-Controlled Key

Assigner

certcc mitre root

References

2 references

URL	Tags
https://certcc.github.com/CERTCC/VINCE/
https://github.com/CERTCC/VINCE/pull/235

Impacted products

1 product

Vendor	Product	Version
CERT/CC	VINCE	Affected: 0 , < 3.0.44 (semver)

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JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 5.3,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "LOW",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2026-18750",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-13T15:47:23.835930Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-639",
                "description": "CWE-639 Authorization Bypass Through User-Controlled Key",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-08-13T15:47:52.245Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "VINCE",
          "vendor": "CERT/CC",
          "versions": [
            {
              "lessThan": "3.0.44",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "vinny/views.py: (ModifyEmailNotifications)\tIDOR: view fetches VinceCommEmail by raw pk from URL and toggles email_function/name without checking the record\u0027s contact belongs to the requesting group-admin. Lets a vendor admin flip notification routing (or read email/name) for another vendor\u0027s contact."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-639 Authorization Bypass Through User-Controlled Key",
              "lang": "en"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-12T21:09:15.989Z",
        "orgId": "37e5125f-f79b-445b-8fad-9564f167944b",
        "shortName": "certcc"
      },
      "references": [
        {
          "url": "https://certcc.github.com/CERTCC/VINCE/"
        },
        {
          "url": "https://github.com/CERTCC/VINCE/pull/235"
        }
      ],
      "source": {
        "discovery": "INTERNAL"
      },
      "title": "CVE-2026-18750",
      "x_generator": {
        "engine": "VINCE 3.0.44",
        "env": "prod",
        "origin": "https://cveawg.mitre.org/api/cve/CVE-2026-18750"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "37e5125f-f79b-445b-8fad-9564f167944b",
    "assignerShortName": "certcc",
    "cveId": "CVE-2026-18750",
    "datePublished": "2026-08-12T21:09:15.989Z",
    "dateReserved": "2026-08-03T22:36:05.474Z",
    "dateUpdated": "2026-08-13T15:47:52.245Z",
    "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.

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.