CSRF in Redaxo Core
CVE-2026-117534
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.
Vulnerability class: CSRF (Cross-Site Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- github.com/redaxo/core/security/advisories/GHSA-vjwx-3c33-xwmc (vendor-advisory)
- www.vulncheck.com/advisories/redaxo-before-5.21.3-csrf-in-article-history-plugin (third-party-advisory)
Frequently asked questions
- What is CVE-2026-117534?
- CVE-2026-117534 is a medium-severity vulnerability in Redaxo Core, classified under Cross-Site Request Forgery (CSRF). CVSS score: 5.4/10. Published 2026-10-27.
- How severe is CVE-2026-117534?
- Medium severity. CVSS v3 base score is 5.4 out of 10.