GHSA-9r8r-x3vg-6xh4: Duplicate Advisory PhpMyFAQ: Ordinary Authenticated User Can Vulnerability

MODERATE
Share
CVSS 4.3
CWE-863
Published
Advisory Summary

GHSA-9r8r-x3vg-6xh4 is a MODERATE (CVSS 4.3) phpmyfaq: ordinary authenticated user can vulnerability (CWE-863: Incorrect Authorization) affecting Duplicate Advisory libraries in the Packagist ecosystem. The issue involves phpmyfaq: ordinary authenticated user can access admin-only api endpoints due to insufficient authorization check. Remediation is available by upgrading affected packages to version 4.1.2.

GHSA-9r8r-x3vg-6xh4 at a Glance

CVE Identifier N/A
GHSA Identifier GHSA-9r8r-x3vg-6xh4
Severity MODERATE
CVSS v3.1 Base Score 4.3
CWE Classification CWE-863: Incorrect Authorization
Affected Product Duplicate Advisory
Package Ecosystem Packagist
Published Date
Last Updated

Security Impact

CVSS: 4.3

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:L/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 Low (C:L)
Integrity None (I:N)
Availability None (A:N)

How to Fix GHSA-9r8r-x3vg-6xh4

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

phpMyFAQ/phpMyFAQ fixed: 4.1.2 
Upgrade phpMyFAQ/phpMyFAQ to 4.1.2
thorsten/phpMyFAQ fixed: 4.1.2 
Upgrade thorsten/phpMyFAQ to 4.1.2
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 phpMyFAQ/phpMyFAQ

How to Check if You Are Affected

To determine whether your application is affected by GHSA-9r8r-x3vg-6xh4, inspect your project dependencies for Duplicate Advisory:

inspect dependencies for phpMyFAQ/phpMyFAQ

Analyze the terminal output to locate any version of Duplicate Advisory in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 4.1.2), 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-863: Incorrect Authorization, where the product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. In Duplicate Advisory, 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

### Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-jrc5-w569-h7h5. This link is maintained to preserve external references. ### Original Description phpMyFAQ before 4.1.2 contains an insufficient authorization vulnerability in admin-api routes that allows authenticated ordinary users to access administrative endpoints by only checking login status instead of verifying backend privileges. Attackers with valid frontend user accounts can access sensitive backend operational information including dashboard versions, LDAP configuration, Elasticsearch statistics, and health-check data.

GHSA-9r8r-x3vg-6xh4 Affected Duplicate Advisory Versions

2 component(s)
Fixed Versions:
4.1.2
Product / Package Ecosystem Affected Versions Fixed Version
phpMyFAQ/phpMyFAQ
 Packagist
< 4.1.2
4.1.2
thorsten/phpMyFAQ
 Packagist
< 4.1.2
4.1.2

References

Duplicate Advisory Source Repository REPOSITORY
https://github.com/thorsten/phpMyFAQ
GitHub Advisory / Wiki ADVISORY
https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-jrc5-w569-h7h5
NVD — GHSA-9r8r-x3vg-6xh4 NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-45009
www.vulncheck.com/advisories/phpmyfaq... WEB
https://www.vulncheck.com/advisories/phpmyfaq-insufficient-authorization-check-in-admin-api-endpoints

Frequently Asked Questions

What is GHSA-9r8r-x3vg-6xh4?
GHSA-9r8r-x3vg-6xh4 is a security vulnerability in Duplicate Advisory involving phpMyFAQ: Ordinary Authenticated User Can Access Admin-Only API Endpoints Due to Insufficient Authorization Check under CWE-863: Incorrect Authorization.
Which Duplicate Advisory versions are affected?
Affected versions include releases prior to 4.1.2 across affected packages: phpMyFAQ/phpMyFAQ, thorsten/phpMyFAQ.
What version fixes GHSA-9r8r-x3vg-6xh4?
Upgrading to 4.1.2 (or the latest patched release for your respective branch) resolves the vulnerability.
Is phpMyFAQ/phpMyFAQ affected?
Yes, phpMyFAQ/phpMyFAQ is affected in releases prior to 4.1.2. Upgrade your dependency to 4.1.2 or later.
Is thorsten/phpMyFAQ affected?
Yes, thorsten/phpMyFAQ is affected in releases prior to 4.1.2. Upgrade your dependency to 4.1.2 or later.
What is the CVSS score of GHSA-9r8r-x3vg-6xh4?
GHSA-9r8r-x3vg-6xh4 has a CVSS v3.1 base score of 4.3 (MODERATE) with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
What CWE is associated with GHSA-9r8r-x3vg-6xh4?
GHSA-9r8r-x3vg-6xh4 is classified under CWE-863: Incorrect Authorization (The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.).
How can I check Packagist dependencies for GHSA-9r8r-x3vg-6xh4?
Run the dependency tree command: 'inspect dependencies for phpMyFAQ/phpMyFAQ'. 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-9r8r-x3vg-6xh4",
  "modified" : "2026-06-09T00:01:42Z",
  "published" : "2026-05-15T21:31:32Z",
  "withdrawn" : "2026-06-09T00:01:42Z",
  "aliases" : [ ],
  "summary" : "Duplicate Advisory: phpMyFAQ: Ordinary Authenticated User Can Access Admin-Only API Endpoints Due to Insufficient Authorization Check",
  "details" : "### Duplicate Advisory\nThis advisory has been withdrawn because it is a duplicate of GHSA-jrc5-w569-h7h5. This link is maintained to preserve external references.\n\n### Original Description\nphpMyFAQ before 4.1.2 contains an insufficient authorization vulnerability in admin-api routes that allows authenticated ordinary users to access administrative endpoints by only checking login status instead of verifying backend privileges. Attackers with valid frontend user accounts can access sensitive backend operational information including dashboard versions, LDAP configuration, Elasticsearch statistics, and health-check data.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"
  }, {
    "type" : "CVSS_V4",
    "score" : "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "phpMyFAQ/phpMyFAQ"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "4.1.2"
      } ]
    } ]
  }, {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "thorsten/phpMyFAQ"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "4.1.2"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "WEB",
    "url" : "https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-jrc5-w569-h7h5"
  }, {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2026-45009"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/thorsten/phpMyFAQ"
  }, {
    "type" : "WEB",
    "url" : "https://www.vulncheck.com/advisories/phpmyfaq-insufficient-authorization-check-in-admin-api-endpoints"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-863" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2026-05-21T20:53:52Z",
    "nvd_published_at" : "2026-05-15T19:17:01Z"
  }
}