{
  "affected": [
    {
      "database_specific": {
        "unresolved_ranges": [
          {
            "events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "12.122.2"
              }
            ]
          }
        ]
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "b96da0eac5a1e75abba94cf926f1251842829bab"
            }
          ],
          "repo": "https://github.com/nexryai/concorde",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "b96da0eac5a1e75abba94cf926f1251842829bab"
            }
          ],
          "repo": "https://github.com/nexryai/concorde",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-fpxw-rw9v-2gmx"
  ],
  "database_specific": {
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
      "CWE-20"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/49xxx/CVE-2023-49095.json"
  },
  "details": "nexkey is a microblogging platform. Insufficient validation of ActivityPub requests received in inbox could allow any user to impersonate another user in certain circumstances. This issue has been patched in version 12.122.2.",
  "id": "CVE-2023-49095",
  "modified": "2026-04-01T23:08:02.856134209Z",
  "published": "2023-11-30T07:10:10.994Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/49xxx/CVE-2023-49095.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/nexryai/nexkey/security/advisories/GHSA-fpxw-rw9v-2gmx"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-49095"
    },
    {
      "type": "FIX",
      "url": "https://github.com/nexryai/nexkey/commit/b96da0eac5a1e75abba94cf926f1251842829bab"
    }
  ],
  "schema_version": "1.7.3",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "nexkey allows arbitrary users to impersonate any remote user due to missing signature validation"
}