Mautic segment cloning doesn't have a proper permission check
Summary
This advisory addresses a security vulnerability in Mautic related to the segment cloning functionality. This vulnerability allows any authenticated user to clone segments without proper authorization checks.
Insecure Direct Object Reference (IDOR) / Missing Authorization: A missing authorization vulnerability exists in the cloneAction of the segment management. This allows an authenticated user to bypass intended permission restrictions and clone segments even if they lack the necessary permissions to create new ones.
Mitigation
Update Mautic to a version that implements proper authorization checks for the cloneAction within the ListController.php. Ensure that users attempting to clone segments possess the appropriate creation permissions.
Workarounds
None
If you have any questions or comments about this advisory: Email us at security@mautic.org
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Composer package | mautic/core | >= 5.0.0-alpha, < 5.2.6, >= 6.0.0-alpha, < 6.0.2 | 5.2.6, 6.0.2 |
References
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N- Weakness (CWE)
CWE-284, CWE-862- Platform
- Composer
- Package
mautic/core- Disclosed
- 28.05.2025
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-vph5-ghq3-q782 - CC BY 4.0
Vulnerability history: mautic/core
All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 57
- First → latest
- 01.2021 07.2026
- Without a fix
- 1
- Exploited in attacks
- 0
Severity breakdown
- Critical 9
- High 17
- Medium 29
- Low 2
Disclosures per year
- 2021: 16
- 2022: 7
- 2023: 0
- 2024: 13
- 2025: 13
- 2026: 8
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Mautic segment cloning doesn't have a proper permission check this entry
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