What is the CVSS score of CVE-2025-57759?

CVE-2025-57759 has a CVSS 3.1 base score of 4.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N. EPSS exploitation probability: 0.0%.

Which versions of Contao are affected by CVE-2025-57759?

Organizations using versions starting from 5.3.0 and should be aware of moderate risk from CVE-2025-57759, a improper privilege management vulnerability rated CVSS 4.3.. A patch is available.

How to fix or mitigate CVE-2025-57759?

Within 30 days: Identify affected systems running versions starting from 5.3.0 and and apply vendor patches as part of regular patch cycle. Vendor patch is available.

Contao CVE-2025-57759

MEDIUM

Improper Privilege Management (CWE-269)

2025-08-28 security-advisories@github.com

Privilege Escalation Contao

4.3

CVSS 3.1 · GitHub Advisory

Severity by source

GitHub Advisory PRIMARY

4.3 MEDIUM

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Primary rating from GitHub Advisory · only source for this CVE.

CVSS VectorGitHub Advisory

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:09 vuln.today

Patch released

Mar 28, 2026 - 19:09 nvd

Patch available

CVE Published

Aug 28, 2025 - 17:15 nvd

MEDIUM 4.3

DescriptionGitHub Advisory

Contao is an Open Source CMS. In versions starting from 5.3.0 and prior to 5.3.38 and 5.6.1, under certain conditions, back end users may be able to edit fields of pages and articles without having the necessary permissions. This issue has been patched in versions 5.3.38 and 5.6.1. There are no workarounds.

AnalysisAI

Contao is an Open Source CMS. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, low attack complexity. This Improper Privilege Management vulnerability could allow attackers to escalate privileges to gain unauthorized elevated access.

Technical ContextAI

This vulnerability is classified as Improper Privilege Management (CWE-269), which allows attackers to escalate privileges to gain unauthorized elevated access. Contao is an Open Source CMS. In versions starting from 5.3.0 and prior to 5.3.38 and 5.6.1, under certain conditions, back end users may be able to edit fields of pages and articles without having the necessary permissions. This issue has been patched in versions 5.3.38 and 5.6.1. There are no workarounds. Affected products include: Contao. Version information: prior to 5.3.38.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply principle of least privilege, validate privilege transitions, implement proper role separation.