Medium severity · published Oct 27, 2026
CVE-2026-117534
REDAXO before 5.21.3 CSRF in Article History Plugin
New
5.4
CVSS
–
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CO
core · redaxo
before 5.21.3 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-117534
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-117534
github.com
https://github.com/redaxo/core/security/advisories/GHSA-vjwx-3c33-xwmc
www.vulncheck.com
https://www.vulncheck.com/advisories/redaxo-before-5.21.3-csrf-in-article-history-plugin
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