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CVE PROGRAM SOURCE RECORD5.1 Medium

CVE-2026-116900

REDAXO before 5.21.4 Stored XSS via Media and Link Input Widgets

Description

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

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

redaxo core

Default version status: unaffected

  • 0 to < 5.21.4affected
  • 5.21.4unaffected

References