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High

Wiki.js through 2.5.314 Path Prefix Matching Authorization Bypass

Type: advisorySources: OSV

Wiki.js through 2.5.314 fails to require path separators when matching START and END page rules, allowing attackers to access pages sharing a prefix with authorized folders. Users granted access to a folder can read and modify unrelated pages with matching prefixes, bypassing intended access controls.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2026-92776
Confirmed fixed CVEs
Not specified
Updated in this feed
6 Nov 2026, 01:17 UTC · Revision 1

Source evidence

Wiki.js through 2.5.314 Path Prefix Matching Authorization Bypass

core-osv · Original source

Published 16 Sept 2026, 20:32 UTC

Wiki.js through 2.5.314 fails to require path separators when matching START and END page rules, allowing attackers to access pages sharing a prefix with authorized folders. Users granted access to a folder can read and modify unrelated pages with matching prefixes, bypassing intended access controls.

osv:CVE-2026-92776
Complete source record
{
  "id": "7ebac7eb6f69ba0430a3feaab2a4e32daa9a67e64601d6381d90a38a8bc30f21",
  "url": "https://osv.dev/vulnerability/CVE-2026-92776",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Wiki.js through 2.5.314 Path Prefix Matching Authorization Bypass",
    "summary": "Wiki.js through 2.5.314 fails to require path separators when matching START and END page rules, allowing attackers to access pages sharing a prefix with authorized folders. Users granted access to a folder can read and modify unrelated pages with matching prefixes, bypassing intended access controls.",
    "evidence": "osv:CVE-2026-92776",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-92776",
      "aliases": [
        "CVE-2026-92776"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "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"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/requarks/wiki",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "6f042e97cc2d3acda6b6ff611de8e0faacce91c1"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "2.5.314"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                  },
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "2.5.314"
                      }
                    ],
                    "source": "DESCRIPTION"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v2.5.314",
            "v2.5.313",
            "v2.5.312",
            "v2.5.311",
            "v2.5.310",
            "v2.5.309",
            "v2.5.308",
            "v2.5.307",
            "v2.5.306",
            "v2.5.305",
            "v2.5.304",
            "v2.5.303",
            "v2.5.302",
            "v2.5.301",
            "v2.5.300",
            "v2.5.299",
            "v2.5.298",
            "v2.5.297",
            "v2.5.296",
            "v2.5.295",
            "v2.5.294",
            "v2.5.293",
            "v2.5.292",
            "v2.5.291",
            "v2.5.290",
            "v2.5.289",
            "v2.5.288",
            "v2.5.287",
            "v2.5.286",
            "v2.5.285",
            "v2.5.284",
            "v2.5.283",
            "v2.5.282",
            "v2.5.281",
            "v2.5.280",
            "v2.5.279",
            "v2.5.278",
            "v2.5.277",
            "v2.5.276",
            "v2.5.275",
            "2.5.274",
            "2.5.272",
            "2.5.268",
            "2.5.264",
            "2.5.260",
            "2.5.255",
            "2.5.254",
            "2.5.219",
            "2.5.214",
            "2.5.201",
            "2.5.197",
            "2.5.191",
            "2.5.170",
            "2.5.159",
            "2.5.144",
            "2.5.136",
            "2.5.132",
            "2.5.126",
            "2.5.121",
            "2.5.117",
            "2.5.105",
            "2.4.107",
            "2.4.105",
            "2.4.75",
            "2.3.77",
            "2.3.72",
            "2.3.71",
            "2.2.51",
            "2.2.50",
            "2.1.113",
            "2.0.12",
            "2.0.1",
            "2.0.0-rc.17",
            "2.0.0-rc.1",
            "2.0.0-beta.303",
            "2.0.0-beta.275",
            "2.0.0-beta.268",
            "2.0.0-beta.267",
            "2.0.0-beta.241",
            "2.0.0-beta.230",
            "2.0.0-beta.208",
            "2.0.0-beta.203",
            "2.0.0-beta.180",
            "2.0.0-beta.174",
            "2.0.0-beta.148",
            "2.0.0-beta.147",
            "2.0.0-beta.115",
            "2.0.0-beta.91",
            "2.0.0-beta.84",
            "2.0.0-beta.68",
            "2.0.0-beta.42",
            "2.0.0-beta.11",
            "v1.0.6",
            "v1.0.5",
            "v1.0.4",
            "v1.0.3",
            "v1.0.0-beta.13",
            "v1.0.0-beta.12",
            "v1.0.0-beta.11",
            "v1.0.0-beta.10",
            "v1.0.0-beta.9",
            "v1.0.0-beta.8",
            "v1.0.0-beta.7",
            "v1.0.0-beta.6",
            "v1.0-beta.5",
            "v1.0-beta.4",
            "v1.0-beta.3",
            "v1.0-beta.2",
            "v1.0-beta.1",
            "v1.0-alpha.7",
            "v1.0-alpha.6",
            "v1.0-alpha.5",
            "v1.0-alpha.4",
            "v1.0-alpha.3",
            "v1.0-alpha.2",
            "v1.0-alpha.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-92776.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:45.889015197Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/92xxx/CVE-2026-92776.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-92776",
        "https://www.vulncheck.com/advisories/wiki-js-through-2.5.314-path-prefix-matching-authorization-bypass",
        "https://github.com/requarks/wiki",
        "https://github.com/requarks/wiki/blob/v2.5.314/server/core/auth.js#L252-L263",
        "https://github.com/geo-chen/oss/blob/main/wiki.md#finding-3-page-permission-rule-engine-grants-readwrite-access-to-any-page-whose-path-shares-a-literal-prefix-with-an-allowed-path-no-path-segment-boundary-check"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-863"
        ],
        "cna_assigner": "VulnCheck",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/92xxx/CVE-2026-92776.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-92776",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 513775,
  "published_at": "2026-09-16T20:32:36.13+00:00"
}