{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "0.51.368"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "DESCRIPTION",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "9e96f5f6adf93b6d1e27ebddfb4d2833ca06ff3b"
            }
          ],
          "repo": "https://github.com/nesquena/hermes-webui",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-565"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53871.json"
  },
  "details": "Hermes WebUI before 0.51.368 contains an authorization bypass vulnerability in the get_profile_cookie() function that accepts unauthenticated profile names from the hermes_profile cookie. An authenticated attacker can forge the hermes_profile cookie value to bypass profile-scoped authorization checks and access sessions, files, and resources across different profiles.",
  "id": "CVE-2026-53871",
  "modified": "2026-07-08T05:36:46.872044716Z",
  "published": "2026-06-17T17:58:29.570Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53871.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/nesquena/hermes-webui/releases/tag/v0.51.368"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-53871"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/hermes-webui-profile-scoped-authorization-bypass-via-forged-hermes-profile-cookie"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/nesquena/hermes-webui/pull/4023"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/nesquena/hermes-webui/pull/4036"
    },
    {
      "type": "FIX",
      "url": "https://github.com/nesquena/hermes-webui/commit/9e96f5f6adf93b6d1e27ebddfb4d2833ca06ff3b"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/nesquena/hermes-webui"
    }
  ],
  "schema_version": "1.7.5",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Hermes WebUI \u003c 0.51.368 - Profile-Scoped Authorization Bypass via Forged hermes_profile Cookie"
}