CVE-2026-64662: Statamic Missing Authorization On Navigation Endpoint Vulnerability

MODERATE
Advisory Identifier: GHSA-qh8c-7588-qfrv
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CVSS 6.5
CWE-639 CWE-862
Published
Advisory Summary

CVE-2026-64662 is a MODERATE (CVSS 6.5) missing authorization on navigation endpoint vulnerability (CWE-639: Authorization Bypass Through User-Controlled Key) affecting Statamic libraries in the Packagist ecosystem. The issue involves missing authorization on navigation endpoint allows disclosure of restricted entries. Remediation is available by upgrading affected packages to version 5.74.1, 6.24.0.

CVE-2026-64662 at a Glance

CVE Identifier CVE-2026-64662
GHSA Identifier GHSA-qh8c-7588-qfrv
Severity MODERATE
CVSS v3.1 Base Score 6.5
CWE Classification CWE-639: Authorization Bypass Through User-Controlled Key
Affected Product Statamic
Package Ecosystem Packagist
Published Date
Last Updated

Security Impact

CVSS: 6.5

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).

Attack Vector Network (AV:N)
Attack Complexity Low (AC:L)
Privileges Required Low (PR:L)
User Interaction None (UI:N)
Scope Unchanged (S:U)
Confidentiality High (C:H)
Integrity None (I:N)
Availability None (A:N)

How to Fix CVE-2026-64662

To remediate this vulnerability, upgrade all affected Statamic dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

statamic/cms fixed: 5.74.1 
Upgrade statamic/cms to 5.74.1
statamic/cms fixed: 6.24.0 
Upgrade statamic/cms to 6.24.0
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

inspect dependencies for statamic/cms

How to Check if You Are Affected

To determine whether your application is affected by CVE-2026-64662, inspect your project dependencies for Statamic:

inspect dependencies for statamic/cms

Analyze the terminal output to locate any version of Statamic in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 5.74.1), your application is affected.

Note: Verify declared build manifests and deployed runtime container environments.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-639: Authorization Bypass Through User-Controlled Key, where the system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data. In Statamic, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

### Impact An authenticated Control Panel user could view content from entries they don't have permission to view, including entry content and custom field values, from any collection and including unpublished entries. No data could be modified. ### Patches This has been fixed in 5.74.1 and 6.24.0.

CVE-2026-64662 Affected Statamic Versions

2 component(s)
Fixed Versions:
5.74.16.24.0
Product / Package Ecosystem Affected Versions Fixed Version
statamic/cms
 Packagist
< 5.74.1
5.74.1
statamic/cms
 Packagist
≥ 6.0.0
< 6.24.0
6.24.0

References

GitHub Advisory / Wiki ADVISORY
https://github.com/statamic/cms/security/advisories/GHSA-qh8c-7588-qfrv
Statamic Source Repository REPOSITORY
https://github.com/statamic/cms/pull/14906
Security Fix Commit FIX COMMIT
https://github.com/statamic/cms/commit/6557f1d8a0d61c0e7ad9c9a8f42cb3288607495d
Statamic Source Repository REPOSITORY
https://github.com/statamic/cms
Statamic Release RELEASE
https://github.com/statamic/cms/releases/tag/v5.74.1
Statamic Release RELEASE
https://github.com/statamic/cms/releases/tag/v6.24.0

Frequently Asked Questions

What is CVE-2026-64662?
CVE-2026-64662 is a security vulnerability in Statamic involving Missing authorization on navigation endpoint allows disclosure of restricted entries under CWE-639: Authorization Bypass Through User-Controlled Key.
Which Statamic versions are affected?
Affected versions include releases prior to 5.74.1, 6.24.0 across affected packages: statamic/cms.
What version fixes CVE-2026-64662?
Upgrading to 5.74.1, 6.24.0 (or the latest patched release for your respective branch) resolves the vulnerability.
Is statamic/cms affected?
Yes, statamic/cms is affected in releases prior to 5.74.1, 6.24.0. Upgrade your dependency to 5.74.1, 6.24.0 or later.
What is the CVSS score of CVE-2026-64662?
CVE-2026-64662 has a CVSS v3.1 base score of 6.5 (MODERATE) with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
What CWE is associated with CVE-2026-64662?
CVE-2026-64662 is classified under CWE-639: Authorization Bypass Through User-Controlled Key (The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.).
How can I check Packagist dependencies for CVE-2026-64662?
Run the dependency tree command: 'inspect dependencies for statamic/cms'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-qh8c-7588-qfrv",
  "modified" : "2026-08-06T19:30:39Z",
  "published" : "2026-08-06T19:30:39Z",
  "aliases" : [ "CVE-2026-64662" ],
  "summary" : "Statamic: Missing authorization on navigation endpoint allows disclosure of restricted entries",
  "details" : "### Impact\n\nAn authenticated Control Panel user could view content from entries they don't have permission to view, including entry content and custom field values, from any collection and including unpublished entries. No data could be modified.\n\n### Patches\n\nThis has been fixed in 5.74.1 and 6.24.0.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "statamic/cms"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "5.74.1"
      } ]
    } ]
  }, {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "statamic/cms"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "6.0.0"
      }, {
        "fixed" : "6.24.0"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "WEB",
    "url" : "https://github.com/statamic/cms/security/advisories/GHSA-qh8c-7588-qfrv"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/statamic/cms/pull/14906"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/statamic/cms/commit/6557f1d8a0d61c0e7ad9c9a8f42cb3288607495d"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/statamic/cms"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/statamic/cms/releases/tag/v5.74.1"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/statamic/cms/releases/tag/v6.24.0"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-639", "CWE-862" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2026-08-06T19:30:39Z",
    "nvd_published_at" : null
  }
}