CVE-2026-116897: high-severity vulnerability in redaxo core
REDAXO before 5.21.4 Missing Authorization in Version and History Previews
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.1epss 0.2%
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one holding history[article_rollback], can set rex_version or rex_history_date with arbitrary article_id values to read unpublished working versions and historic or deleted content.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Affected products
redaxo · coreRelated CVEs — redaxo core
In the same product, most dangerous first.
CVE-2026-117532CRITICALREDAXO Core 5.3.0 before 5.21.4 Authentication Bypass via History PluginEPSS 0.7%CVE-2026-53599HIGHRedaxo has a Mediapool isAllowedExtension bypass via multi-segment filename that leads to authenticated RCE on Apache mod_php multi-extension handlersEPSS 0.5%CVE-2026-62998MEDIUMREDAXO: Unwhitelisted ORDER BY Column in rex_list Allows Authenticated Column EnumerationEPSS 0.4%CVE-2026-116893MEDIUMREDAXO core before 5.21.5 Missing Authorization in rex_api_package APIEPSS 0.3%CVE-2026-116896HIGHREDAXO before 5.21.5 Privilege Escalation via Backup Export of Authentication TablesEPSS 0.2%CVE-2026-117535MEDIUMREDAXO before 5.21.3 Reflected XSS via opener_link in Media PoolEPSS 0.2%