FKIE_CVE-2026-39339

Vulnerability from fkie_nvd - Published: 2026-04-07 18:16 - Updated: 2026-06-17 10:41
Severity
9.1 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Summary
ChurchCRM is an open-source church management system. Prior to 7.1.0, a critical authentication bypass vulnerability in ChurchCRM's API middleware (ChurchCRM/Slim/Middleware/AuthMiddleware.php) allows unauthenticated attackers to access all protected API endpoints by including "api/public" anywhere in the request URL, leading to complete exposure of church member data and system information. This vulnerability is fixed in 7.1.0.
References
security-advisories@github.comhttps://github.com/ChurchCRM/CRM/security/advisories/GHSA-v3p2-mx78-pxhcThird Party Advisory
134c704f-9b21-4f2e-91b3-4a467353bcc0https://github.com/ChurchCRM/CRM/security/advisories/GHSA-v3p2-mx78-pxhcThird Party Advisory
Impacted products
Vendor Product Version
churchcrm churchcrm *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "CRM",
          "vendor": "ChurchCRM",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 7.1.0"
            }
          ]
        }
      ],
      "source": "security-advisories@github.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
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          "cpeMatch": [
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              "criteria": "cpe:2.3:a:churchcrm:churchcrm:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "BF846F61-0C1E-49AB-B691-A01937A6C24D",
              "versionEndExcluding": "7.1.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "ChurchCRM is an open-source church management system. Prior to 7.1.0, a  critical authentication bypass vulnerability in ChurchCRM\u0027s API middleware (ChurchCRM/Slim/Middleware/AuthMiddleware.php) allows unauthenticated attackers to access all protected API endpoints by including \"api/public\" anywhere in the request URL, leading to complete exposure of church member data and system information. This vulnerability is fixed in 7.1.0."
    }
  ],
  "id": "CVE-2026-39339",
  "lastModified": "2026-06-17T10:41:57.390",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 9.1,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.2,
        "source": "security-advisories@github.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-39339",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-04-07T19:11:51.878805Z",
          "version": "2.0.3"
        }
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    ]
  },
  "published": "2026-04-07T18:16:45.880",
  "references": [
    {
      "source": "security-advisories@github.com",
      "tags": [
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      ],
      "url": "https://github.com/ChurchCRM/CRM/security/advisories/GHSA-v3p2-mx78-pxhc"
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "tags": [
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    }
  ],
  "sourceIdentifier": "security-advisories@github.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-284"
        }
      ],
      "source": "security-advisories@github.com",
      "type": "Secondary"
    }
  ]
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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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.