ezsystems/ezpublish-legacy has a SQL injection in dfscleanup
NB: All tags and branches in this repository are past their end of life, so the vulnerability will not be fixed. The advisory is posted on the request of the researcher, for the information of anyone who might still use this software.
Impact
There is a security vulnerability in eZ Publish Legacy, affecting the dfscleanup.php script and the _getFileList function of the eZDFSFileHandlerMySQLiBackend class (kernel/private/classes/clusterfilehandlers/dfsbackends/mysqli.php). The vulnerability allows an attacker with local shell access and sufficient privileges to run dfscleanup.php to perform a union-based SQL injection against the eZ Publish MySQL database, potentially exposing sensitive data such as user credentials.
It is known to affect the branch 2019.03, and it may well affect other branches.
Credit
The issue was found and reported by security auditor Timothé Ridel from Advens: https://www.advens.com/
Patches
None, the software is past its end of life.
Workarounds
None.
Resources
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Composer package | ezsystems/ezpublish-legacy | = 2019.03 | no fix |
References
- CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N- Weakness (CWE)
CWE-89- Platform
- Composer
- Package
ezsystems/ezpublish-legacy- Disclosed
- 29.05.2026
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-xg9x-h37w-h3r3 - CC BY 4.0
Vulnerability history: ezsystems/ezpublish-legacy
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
- 11
- First → latest
- 09.2021 05.2026
- Without a fix
- 1
- Exploited in attacks
- 0
Severity breakdown
- Critical 1
- High 6
- Medium 4
Disclosures per year
- 2021: 1
- 2022: 2
- 2023: 0
- 2024: 7
- 2025: 0
- 2026: 1
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ezsystems/ezpublish-legacy has a SQL injection in dfscleanup this entry
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