CVE-2026-116900

MediumCVSS 5.4/10Last modified Oct 31, 2026

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.

Metrics

CVSS 3.1 5.4/10CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

CWE-79

Affected software

VendorProductVersions
redaxocore< 5.21.4

References

Timeline

Published
Oct 27, 2026
Last modified
Oct 31, 2026
NVD status
Deferred

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CVE-2026-116900: Medium severity, CVSS 5.4 | Vulnix