Vulnerability-Lookup

GHSA-8QV9-6423-M39W

Vulnerability from github – Published: 2026-06-15 21:30 – Updated: 2026-06-16 21:31

Details

Incorrect access control in the "Let's Encrypt" certificate download endpoint of Nginx Proxy Manager v2.14.0 allows authenticated attackers to obtain the TLS private key material via a crafted GET request.

Severity

6.5 (Medium)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2026-50892"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-284"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-06-15T20:16:32Z",
    "severity": "MODERATE"
  },
  "details": "Incorrect access control in the \"Let\u0027s Encrypt\" certificate download endpoint of Nginx Proxy Manager v2.14.0 allows authenticated attackers to obtain the TLS private key material via a crafted GET request.",
  "id": "GHSA-8qv9-6423-m39w",
  "modified": "2026-06-16T21:31:55Z",
  "published": "2026-06-15T21:30:42Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-50892"
    },
    {
      "type": "WEB",
      "url": "https://gist.github.com/pyuysig/2a581564816d0f9240a03bc2d5ce7356"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2026-50892 (GCVE-0-2026-50892)

Vulnerability from cvelistv5 – Published: 2026-06-15 00:00 – Updated: 2026-06-16 18:05

Summary

Severity

6.5 (Medium)


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

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

n/a
CWE-284 - Improper Access Control

Assigner

mitre

References

1 reference

URL	Tags
https://gist.github.com/pyuysig/2a581564816d0f924…

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JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 6.5,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "NONE",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2026-50892",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-06-16T18:04:16.151698Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-284",
                "description": "CWE-284 Improper Access Control",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-06-16T18:05:28.642Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "references": [
          {
            "tags": [
              "exploit"
            ],
            "url": "https://gist.github.com/pyuysig/2a581564816d0f9240a03bc2d5ce7356"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Incorrect access control in the \"Let\u0027s Encrypt\" certificate download endpoint of Nginx Proxy Manager v2.14.0 allows authenticated attackers to obtain the TLS private key material via a crafted GET request."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-06-15T18:53:06.677Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://gist.github.com/pyuysig/2a581564816d0f9240a03bc2d5ce7356"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2026-50892",
    "datePublished": "2026-06-15T00:00:00.000Z",
    "dateReserved": "2026-06-07T00:00:00.000Z",
    "dateUpdated": "2026-06-16T18:05:28.642Z",
    "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.

Action not permitted

GHSA-8QV9-6423-M39W

CVE-2026-50892 (GCVE-0-2026-50892)

Tags

Sightings

Nomenclature