{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "2.19.12"
              },
              {
                "fixed": "2.19.12"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "DESCRIPTION"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "012ed06d3eccadaed594c73b93b3d8a2459b576f"
            }
          ],
          "repo": "https://github.com/semaphoreui/semaphore",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-862"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/91xxx/CVE-2026-91994.json"
  },
  "details": "Semaphore UI through 2.19.12 exempts GET and HEAD requests from project resource permission checks in GetMustCanMiddleware. Attackers with guest or task_runner roles can read all project environments including plaintext secrets, credentials, and passwords via GET requests to the environment endpoint.",
  "id": "CVE-2026-91994",
  "modified": "2026-09-17T03:31:08.192120299Z",
  "published": "2026-09-15T11:35:49.385Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/91xxx/CVE-2026-91994.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-91994"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/semaphore-ui-through-2.19.12-missing-authorization-on-get-and-head-requests"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/semaphoreui/semaphore/issues/4150"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/semaphoreui/semaphore"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/semaphoreui/semaphore/blob/v2.19.12/api/projects/project.go#L89-L106"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/semaphoreui/semaphore/blob/v2.19.12/api/router.go#L308-L329"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Semaphore UI through 2.19.12 Missing Authorization on GET and HEAD Requests"
}