CVE-2026-116897
REDAXO before 5.21.4 Missing Authorization in Version and History Previews
CVSS Score
6.5
EPSS Score
0.0%
EPSS Percentile
0th
REDAXO core before 5.21.4 contains a missing authorization vulnerability in the structure/version and structure/history frontend preview modes, which do not check category or clang permissions for the previewed article. Any backend user, or one holding history[article_rollback], can set rex_version or rex_history_date with arbitrary article_id values to read unpublished working versions and historic or deleted content.
| CWE | CWE-862 |
| Vendor | redaxo |
| Product | core |
| Published | Oct 27, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Affected Versions
redaxo / core
0 < 5.21.4