{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "2026.1.0-latest"
              },
              {
                "fixed": "2026.1.4"
              },
              {
                "introduced": "2026.3.0-latest"
              },
              {
                "fixed": "2026.3.1"
              },
              {
                "introduced": "2026.4.0-latest"
              },
              {
                "fixed": "2026.4.1"
              }
            ],
            "source": "AFFECTED_FIELD"
          },
          "events": [
            {
              "introduced": "322d3c0ac6a8f133b3f82875e9dbbe310f638c1b"
            },
            {
              "fixed": "ec5d54b3291729ec201615c64d954545000896b9"
            },
            {
              "introduced": "896e810e1b296478bba91559a8fc89a9926f11fe"
            },
            {
              "fixed": "211de17ca39dec7bcb6afebdc9c79cebdc0b4495"
            },
            {
              "introduced": "fdd750d960e603415db62242eca3c30d68e366db"
            },
            {
              "fixed": "6bb9b59d5d3f5d0c813187a102318e9e4ae49647"
            }
          ],
          "repo": "https://github.com/discourse/discourse",
          "type": "GIT"
        }
      ],
      "versions": [
        "2026.5.0"
      ]
    }
  ],
  "aliases": [
    "GHSA-7h76-fwxc-j586"
  ],
  "database_specific": {
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
      "CWE-200"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/44xxx/CVE-2026-44785.json"
  },
  "details": "Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.4, 2026.3.0-latest to before 2026.3.1, and 2026.4.0-latest to before 2026.4.1, the AI \"explain\" helper only checks can_see? on the post being explained, not its reply_to_post, so any authenticated user with access to the AI helper could read the raw contents of a hidden parent post by invoking \"Explain\" on a reply to it. This issue has been patched in versions 2026.1.4, 2026.3.1, 2026.4.1, and 2026.5.0-latest.1.",
  "id": "CVE-2026-44785",
  "modified": "2026-07-08T05:39:02.278749036Z",
  "published": "2026-06-12T20:24:39.155Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/44xxx/CVE-2026-44785.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/discourse/discourse/security/advisories/GHSA-7h76-fwxc-j586"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-44785"
    }
  ],
  "schema_version": "1.7.5",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Discourse: Hidden reply-to post raw can be disclosed through AI explain prompts"
}