medium5.4
CVE-2026-116900
REDAXO before 5.21.4 contains a stored cross-site scripting vulnerability that allows content editors to inject HTML by storing unescaped values rendered by me…
Impact
REDAXO before 5.21.4 contains a stored cross-site scripting vulnerability that allows content editors to inject HTML by storing unescaped values rendered by media, medialist, link and linklist widgets. Attackers can submit crafted REX_INPUT_MEDIA or REX_INPUT_LINK values that break out of the value attribute, executing script in administrators' backend sessions to hijack accounts.
Affected products
| Product | Affected versions |
|---|---|
| REDAXO | before 5.21.4 |
Versions were read from the advisory text. No structured product data has been published for this record yet.