Critical severity · published Oct 27, 2026
CVE-2026-117532
REDAXO Core 5.3.0 before 5.21.4 Authentication Bypass via History Plugin
New
9.8
CVSS
–
EPSS
No
On KEV
Description
REDAXO core from 5.3.0 before 5.21.4 contains an authentication bypass vulnerability in the structure/history plugin that allows unauthenticated attackers to forge temporary login tokens. Attackers can force the session-tied secret into a predictable state and forge tokens for accounts like admin, gaining backend access and code execution outside live mode.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
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
5.3.0 before 5.21.4 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-117532
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-117532
github.com
https://github.com/redaxo/core/security/advisories/GHSA-px8f-whj8-hrpq
www.vulncheck.com
https://www.vulncheck.com/advisories/redaxo-core-5.3.0-before-5.21.4-authentication-bypass-via-history-plugin
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