CVE-2025-57759: Contao/core bundle Contao Does Not Properly Manage Vulnerability

MODERATE
Advisory Identifier: GHSA-qqfq-7cpp-hcqj
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CVSS 4.3
CWE-269
Published
Advisory Summary

CVE-2025-57759 is a MODERATE (CVSS 4.3) contao does not properly manage vulnerability (CWE-269: Improper Privilege Management) affecting Contao/core bundle libraries in the Packagist ecosystem. The issue involves contao does not properly manage privileges for page and article fields. Remediation is available by upgrading affected packages to version 5.3.38, 5.6.1.

CVE-2025-57759 at a Glance

CVE Identifier CVE-2025-57759
GHSA Identifier GHSA-qqfq-7cpp-hcqj
Severity MODERATE
CVSS v3.1 Base Score 4.3
CWE Classification CWE-269: Improper Privilege Management
Affected Product Contao/core bundle
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:N/I:L/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 None (C:N)
Integrity Low (I:L)
Availability None (A:N)

How to Fix CVE-2025-57759

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

contao/core-bundle fixed: 5.3.38 
Upgrade contao/core-bundle to 5.3.38
contao/core-bundle fixed: 5.6.1 
Upgrade contao/core-bundle to 5.6.1
contao/contao fixed: 5.3.38 
Upgrade contao/contao to 5.3.38
contao/contao fixed: 5.6.1 
Upgrade contao/contao to 5.6.1
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 contao/core-bundle

How to Check if You Are Affected

To determine whether your application is affected by CVE-2025-57759, inspect your project dependencies for Contao/core bundle:

inspect dependencies for contao/core-bundle

Analyze the terminal output to locate any version of Contao/core bundle in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 5.3.38), 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-269: Improper Privilege Management, where the product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. In Contao/core bundle, 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 Under certain conditions, back end users may be able to edit fields of pages and articles without having the necessary permissions. ### Patches Update to Contao 5.3.38 or 5.6.1. ### Workarounds None. ### For more information If you have any questions or comments about this advisory, open an issue in [contao/contao](https://github.com/contao/contao/issues/new/choose).

CVE-2025-57759 Affected Contao/core bundle Versions

4 component(s)
Fixed Versions:
5.3.385.6.1
Product / Package Ecosystem Affected Versions Fixed Version
contao/core-bundle
 Packagist
≥ 5.3.0
< 5.3.38
5.3.38
contao/core-bundle
 Packagist
≥ 5.4.0-RC1
< 5.6.1
5.6.1
contao/contao
 Packagist
≥ 5.3.0
< 5.3.38
5.3.38
contao/contao
 Packagist
≥ 5.4.0-RC1
< 5.6.1
5.6.1

References

GitHub Advisory / Wiki ADVISORY
https://github.com/contao/contao/security/advisories/GHSA-qqfq-7cpp-hcqj
NVD — CVE-2025-57759 NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-57759
Security Fix Commit FIX COMMIT
https://github.com/contao/contao/commit/80ee7db12d55ad979d9b1b180f273d4e2668851f
Contao/core bundle Security Information SECURITY
https://contao.org/en/security-advisories/improper-privilege-management-for-page-and-article-fields
Contao/core bundle Source Repository REPOSITORY
https://github.com/contao/contao

Frequently Asked Questions

What is CVE-2025-57759?
CVE-2025-57759 is a security vulnerability in Contao/core bundle involving Contao does not properly manage privileges for page and article fields under CWE-269: Improper Privilege Management.
Which Contao/core bundle versions are affected?
Affected versions include releases prior to 5.3.38, 5.6.1 across affected packages: contao/core-bundle, contao/contao.
What version fixes CVE-2025-57759?
Upgrading to 5.3.38, 5.6.1 (or the latest patched release for your respective branch) resolves the vulnerability.
Is contao/core-bundle affected?
Yes, contao/core-bundle is affected in releases prior to 5.3.38, 5.6.1. Upgrade your dependency to 5.3.38, 5.6.1 or later.
Is contao/contao affected?
Yes, contao/contao is affected in releases prior to 5.3.38, 5.6.1. Upgrade your dependency to 5.3.38, 5.6.1 or later.
What is the CVSS score of CVE-2025-57759?
CVE-2025-57759 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:N/I:L/A:N.
What CWE is associated with CVE-2025-57759?
CVE-2025-57759 is classified under CWE-269: Improper Privilege Management (The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.).
How can I check Packagist dependencies for CVE-2025-57759?
Run the dependency tree command: 'inspect dependencies for contao/core-bundle'. 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-qqfq-7cpp-hcqj",
  "modified" : "2025-08-28T18:52:01Z",
  "published" : "2025-08-28T14:58:22Z",
  "aliases" : [ "CVE-2025-57759" ],
  "summary" : "Contao does not properly manage privileges for page and article fields",
  "details" : "### Impact\n\nUnder certain conditions, back end users may be able to edit fields of pages and articles without having the necessary permissions.\n\n### Patches\n\nUpdate to Contao 5.3.38 or 5.6.1.\n\n### Workarounds\n\nNone.\n\n### For more information\n\nIf you have any questions or comments about this advisory, open an issue in [contao/contao](https://github.com/contao/contao/issues/new/choose).",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "contao/core-bundle"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "5.3.0"
      }, {
        "fixed" : "5.3.38"
      } ]
    } ]
  }, {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "contao/core-bundle"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "5.4.0-RC1"
      }, {
        "fixed" : "5.6.1"
      } ]
    } ]
  }, {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "contao/contao"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "5.3.0"
      }, {
        "fixed" : "5.3.38"
      } ]
    } ]
  }, {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "contao/contao"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "5.4.0-RC1"
      }, {
        "fixed" : "5.6.1"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "WEB",
    "url" : "https://github.com/contao/contao/security/advisories/GHSA-qqfq-7cpp-hcqj"
  }, {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2025-57759"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/contao/contao/commit/80ee7db12d55ad979d9b1b180f273d4e2668851f"
  }, {
    "type" : "WEB",
    "url" : "https://contao.org/en/security-advisories/improper-privilege-management-for-page-and-article-fields"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/contao/contao"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-269" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2025-08-28T14:58:22Z",
    "nvd_published_at" : "2025-08-28T17:15:36Z"
  }
}