CVE-2026-117534

Medium

Description

REDAXO before 5.21.3 contains a cross-site request forgery vulnerability in the structure/history plugin that allows attackers to delete history or roll back content via unvalidated GET requests. Attackers can lure logged-in backend users to a page triggering func=clearall or rex_history_function=snap, permanently deleting all article snapshots or reverting articles to earlier states.

SeverityMedium

CVSS5.4

Exploit probability—

Product

Redaxo Core

PublishedOct 27, 2026

First seenOct 27, 2026

Weakness typeCWE-352Cross-site request forgery (CSRF)

How to fix

Update

redaxo core5.21.3 or later

Vendor advisories

github.com/redaxo/core/security/advisories/GHSA-vjwx-3c33-xwmc

Affected products

Product	Affected versions	Fixed in
redaxo core	v < 5.21.3	5.21.3

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