REDAXO before 5.21.4 Broken Access Control in Slice Operations

{
  "id": "9e120cdec203cf9d1cf3d951f93fceb66c8314a71528161027187d4125822cfa",
  "url": "https://www.cve.org/CVERecord?id=CVE-2026-116899",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "REDAXO before 5.21.4 Broken Access Control in Slice Operations",
    "summary": "REDAXO before 5.21.4 contains a broken access control vulnerability that allows authenticated editors to modify slices in unauthorized categories by pairing a permitted article with a foreign slice id. Attackers can abuse content/edit delete and edit functions or the content_slice_status and content_move_slice APIs to delete, toggle, move, or overwrite other editors' slices.",
    "evidence": "cve:CVE-2026-116899",
    "products": [
      {
        "name": {
          "value": "core",
          "evidence": "/containers/cna/affected/0/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-116899",
      "aliases": [
        "CVE-2026-116899"
      ],
      "metrics": [
        {
          "format": "CVSS",
          "cvssV4_0": {
            "version": "4.0",
            "baseScore": 7.1,
            "attackVector": "NETWORK",
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N",
            "userInteraction": "NONE",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "privilegesRequired": "LOW",
            "subIntegrityImpact": "NONE",
            "vulnIntegrityImpact": "HIGH",
            "subAvailabilityImpact": "NONE",
            "vulnAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "vulnConfidentialityImpact": "NONE"
          }
        },
        {
          "format": "CVSS",
          "cvssV3_1": {
            "scope": "UNCHANGED",
            "version": "3.1",
            "baseScore": 6.5,
            "attackVector": "NETWORK",
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
            "integrityImpact": "HIGH",
            "userInteraction": "NONE",
            "attackComplexity": "LOW",
            "availabilityImpact": "NONE",
            "privilegesRequired": "LOW",
            "confidentialityImpact": "NONE"
          }
        }
      ],
      "affected": [
        {
          "vendor": "redaxo",
          "product": "core",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "5.21.4",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "5.21.4",
              "versionType": "semver"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ],
      "modified": "2026-10-27T10:59:27.511Z",
      "provider": "cve",
      "references": [
        "https://github.com/redaxo/core/security/advisories/GHSA-5m63-c3qx-wq8v",
        "https://www.vulncheck.com/advisories/redaxo-before-5.21.4-broken-access-control-in-slice-operations"
      ],
      "provider_metadata": {
        "cna": {
          "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
          "shortName": "VulnCheck",
          "dateUpdated": "2026-10-27T10:59:27.511Z"
        }
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-116899",
        "evidence": "/cveMetadata/cveId"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/containers/cna/metrics"
  },
  "source_id": "core-cve",
  "document_id": 391927,
  "published_at": "2026-10-27T10:59:27.511+00:00"
}