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CVE-2026-117534

REDAXO before 5.21.3 CSRF in Article History Plugin

MEDIUM
5.4
CVSS Score
Published: October 27, 2026 at 10:59 AM UTC
Updated: October 27, 2026 at 03:02 PM UTC
1 product affected across 1 vendorRedaxo

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Severity
MEDIUM5.4
Exploit prediction
EPSS 0.1%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Redaxo· Redaxo
90%
All versions
Vendor states this is fixed in 5.21.3 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Vendor Advisory
Source: cverecord
https://github.com/redaxo/core/security/advisories/GHSA-vjwx-3c33-xwmc
Third Party Advisory
Source: cverecord
https://www.vulncheck.com/advisories/redaxo-before-5.21.3-csrf-in-article-history-plugin

CVSS

5.4MEDIUMVulnCheck
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
LOW
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-352

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