Missing Authorization in REDAXO - #VU153344
Published: October 6, 2026
Vulnerability identifier: #VU153344
CSH Severity: Medium
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-862
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to escalate privileges.
The vulnerability exists due to missing authorization in the backup add-on database export feature when selecting database tables for export. A remote user can export authentication tables containing active session identifiers or stay-logged-in keys to take over administrator accounts.
Exploitation requires that an administrator has granted the non-administrative user the backup[export] permission.
Affected software
REDAXO
Remediation
Install security update from vendor's website.
REDAXO - update to 5.21.5