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Text does not respect "Allow download" permissions

Type: advisorySources: OSV

Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 24.0.4 and prior to versions 25.0.9, 26.0.4, and 27.0.1, when a folder with images or an image was shared without download permissions, the user could add the image inline into a text file and download it. Nextcloud Server versions 25.0.9, 26.0.4, and 27.0.1 and Nextcloud Enterprise Server versions 24.0.12.5, 25.0.9, 26.0.4, and 27.0.1 contain a patch for this issue. No known workarounds are available.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2023-39961
Confirmed fixed CVEs
Not specified
Updated in this feed
3 Nov 2026, 23:27 UTC · Revision 1

Source evidence

Text does not respect "Allow download" permissions

core-osv · Original source

Published 10 Aug 2023, 17:18 UTC

Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 24.0.4 and prior to versions 25.0.9, 26.0.4, and 27.0.1, when a folder with images or an image was shared without download permissions, the user could add the image inline into a text file and download it. Nextcloud Server versions 25.0.9, 26.0.4, and 27.0.1 and Nextcloud Enterprise Server versions 24.0.12.5, 25.0.9, 26.0.4, and 27.0.1 contain a patch for this issue. No known workarounds are available.

osv:CVE-2023-39961
Complete source record
{
  "id": "7b5f2c2b0199bb56d0f53d366e1a7f666761fd84a47b64c7e889dec5552260c6",
  "url": "https://osv.dev/vulnerability/CVE-2023-39961",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Text does not respect \"Allow download\" permissions",
    "summary": "Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 24.0.4 and prior to versions 25.0.9, 26.0.4, and 27.0.1, when a folder with images or an image was shared without download permissions, the user could add the image inline into a text file and download it. Nextcloud Server versions 25.0.9, 26.0.4, and 27.0.1 and Nextcloud Enterprise Server versions 24.0.12.5, 25.0.9, 26.0.4, and 27.0.1 contain a patch for this issue. No known workarounds are available.",
    "evidence": "osv:CVE-2023-39961",
    "products": [],
    "severity": "low",
    "structured": {
      "id": "CVE-2023-39961",
      "aliases": [
        "CVE-2023-39961",
        "GHSA-qhgm-w4gx-gvgp"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/nextcloud/server",
              "type": "GIT",
              "events": [
                {
                  "introduced": "20ea9a25353129b56d46951fe7d23939665ab2b2"
                },
                {
                  "fixed": "fbc4a4aad97572da902fef0ee61cbd49bba58365"
                },
                {
                  "introduced": "62cfd3b4c9ff4d8cdbbe6dcc8b63a1085bb94e3d"
                },
                {
                  "fixed": "318ac2714fafa63dcd90805a5cb8ee9d60b58f53"
                },
                {
                  "introduced": "add4e4365a4040d2e4e6aa79c0d03c3edd78583c"
                },
                {
                  "last_affected": "add4e4365a4040d2e4e6aa79c0d03c3edd78583c"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:-:*:*:*",
                    "range": [
                      {
                        "introduced": "25.0.0"
                      },
                      {
                        "fixed": "25.0.9"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "25.0.0"
                      },
                      {
                        "fixed": "25.0.9"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:-:*:*:*",
                    "range": [
                      {
                        "introduced": "26.0.0"
                      },
                      {
                        "fixed": "26.0.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "26.0.0"
                      },
                      {
                        "fixed": "26.0.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:nextcloud:nextcloud_server:27.0.0:*:*:*:-:*:*:*",
                    "range": [
                      {
                        "introduced": "27.0.0"
                      },
                      {
                        "last_affected": "27.0.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  },
                  {
                    "cpe": "cpe:2.3:a:nextcloud:nextcloud_server:27.0.0:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "27.0.0"
                      },
                      {
                        "last_affected": "27.0.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            },
            {
              "repo": "https://github.com/nextcloud/text",
              "type": "GIT",
              "events": [
                {
                  "introduced": "b610140d60b978131bb4c4bf24c383946b9f8bae"
                },
                {
                  "fixed": "3930f6b81e8f6285710dce808e2338b0fb504f4f"
                },
                {
                  "introduced": "3fce0e2feb1e6528a77a441610063051b77cfdde"
                },
                {
                  "fixed": "94b8cc5a1612568d231c710339c211e5022afd67"
                },
                {
                  "introduced": "18cce808c81d44dbfec09832c994ebcf28d37757"
                },
                {
                  "fixed": "fded8a652bb9dd9015f0819992ee5ff216a3d3fb"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "25.0.0"
                      },
                      {
                        "fixed": "25.0.9"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StringRangeExpression"
                  },
                  {
                    "range": [
                      {
                        "introduced": "27.0.0"
                      },
                      {
                        "fixed": "27.0.1"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StringRangeExpression"
                  },
                  {
                    "range": [
                      {
                        "introduced": "26.0.0"
                      },
                      {
                        "fixed": "26.0.4"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StringRangeExpression"
                  }
                ]
              }
            }
          ],
          "versions": [
            "27.0.0",
            "v25.0.9rc2",
            "v26.0.4rc2",
            "v26.0.4rc1",
            "v25.0.9rc1",
            "v25.0.8",
            "v26.0.3",
            "v25.0.8rc2",
            "v26.0.3rc2",
            "v25.0.8rc1",
            "v26.0.3rc1",
            "v27.0.0",
            "v25.0.7",
            "v26.0.2",
            "v25.0.7rc1",
            "v26.0.2rc1",
            "v25.0.6",
            "v26.0.1",
            "v25.0.6rc1",
            "v26.0.1rc1",
            "v25.0.5",
            "v26.0.0",
            "v25.0.5rc1",
            "v25.0.4",
            "v25.0.4rc1",
            "v25.0.3",
            "v25.0.3rc2",
            "v25.0.3rc1",
            "v25.0.2",
            "v25.0.2rc3",
            "v25.0.2rc2",
            "v25.0.2rc1",
            "v25.0.1",
            "v25.0.1rc1",
            "v25.0.0",
            "v27.0.1rc2",
            "v27.0.1rc1",
            "v25.0.0rc5",
            "v25.0.0rc4"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-39961.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:32.158500632Z",
      "provider": "osv",
      "references": [
        "https://hackerone.com/reports/1965156",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/39xxx/CVE-2023-39961.json",
        "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qhgm-w4gx-gvgp",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-39961",
        "https://github.com/nextcloud/text/pull/4481"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-284"
        ],
        "cna_assigner": "GitHub_M",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "24.0.4"
                  },
                  {
                    "fixed": "24.0.12.5"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StringRangeExpression"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/39xxx/CVE-2023-39961.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-39961",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 499252,
  "published_at": "2023-08-10T17:18:40.903+00:00"
}