CVE-2026-117535
REDAXO before 5.21.3 contains a reflected cross-site scripting vulnerability in the backend media pool detail page, where the opener_link parameter is rendered without HTML escaping. Unauthenticated attackers can lure logged-in backend users with media permissions into clicking a crafted link. The injected script can then read the CSRF token and perform actions with the victim's permissions, including code execution via template or module edits when the victim is an administrator.
Published:Oct 27, 2026
Last Modified:Nov 2, 2026
EPS:Oct 27, 2026
EPSS Score:0.00199
CVSS Score:6.1
Affected Products
Vendor
Product
Action
Vendor
Redaxo
Product
Core
Redaxo
Core
Vendor
Redaxo
Product
Redaxo
Redaxo
Redaxo
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
