Cross-site scripting in REDAXO - #VU135825
Published: June 29, 2026
Vulnerability identifier: #VU135825
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
CVE-ID: N/A
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: REDAXO
Affected software:
REDAXO
REDAXO
Detailed vulnerability description
The vulnerability allows a remote user to execute arbitrary script in a victim's browser.
The vulnerability exists due to cross-site scripting in the mediaIsInUse() function in the media manager addon when rendering a warning message for deletion of a media file referenced by a Media Manager effect. A remote privileged user can store a crafted type name to execute arbitrary script in a victim's browser.
User interaction is required, as the victim must attempt to delete a media file linked to the affected type's effects.
Remediation
Install security update from vendor's website.