{
  "affected": [
    {
      "database_specific": {
        "unresolved_ranges": [
          {
            "events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "0.2"
              }
            ]
          }
        ]
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "01aca15b2774c088f3673118e92e9469f37d2fb6"
            }
          ],
          "repo": "https://github.com/discourse/discourse-reactions",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "01aca15b2774c088f3673118e92e9469f37d2fb6"
            }
          ],
          "repo": "https://github.com/discourse/discourse-reactions",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-4cgc-c7vh-94g6"
  ],
  "database_specific": {
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
      "CWE-200"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/30xxx/CVE-2023-30611.json"
  },
  "details": "Discourse-reactions is a plugin that allows user to add their reactions to the post in the Discourse messaging platform. In affected versions data about what reactions were performed on a post in a private topic could be leaked. This issue has been addressed in version 0.3. Users are advised to upgrade. Users unable to upgrade should disable the discourse-reactions plugin to fully mitigate the issue.",
  "id": "CVE-2023-30611",
  "modified": "2026-04-01T23:09:47.751921650Z",
  "published": "2023-04-19T17:21:43.310Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/30xxx/CVE-2023-30611.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/discourse/discourse-reactions/security/advisories/GHSA-4cgc-c7vh-94g6"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-30611"
    },
    {
      "type": "FIX",
      "url": "https://github.com/discourse/discourse-reactions/commit/01aca15b2774c088f3673118e92e9469f37d2fb6"
    }
  ],
  "schema_version": "1.7.3",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Reaction metadata exposed in private topics in Discourse-reactions"
}