---
id: CVE-2026-116894
title: REDAXO before 5.21.5 Insufficient Session Expiration on Password Change
summary: >-
  REDAXO before 5.21.5 contains an insufficient session expiration vulnerability
  that allows attackers to retain account access by keeping the current session
  and stay-logged-in key valid after a password change. Attackers who obtained a
  u…
severity: medium
cvss: 4.2
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N'
cvssSource: cna
cwe:
  - CWE-613
vendor: redaxo
product: core
affected:
  - core < 5.21.5
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-10-27T13:42:25.974393Z'
published: '2026-10-27'
updated: '2026-10-27'
sourceUpdated: '2026-10-27T14:12:45.367Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-116894'
references:
  - url: 'https://github.com/redaxo/core/security/advisories/GHSA-mjjv-vffq-g5h6'
    label: GitHub Security Advisory (GHSA-mjjv-vffq-g5h6)
  - url: >-
      https://github.com/redaxo/core/commit/672d22a779bfce7aa4aa445d9c831a824fb86896
  - url: >-
      https://www.vulncheck.com/advisories/redaxo-before-5.21.5-insufficient-session-expiration-on-password-change
    label: >-
      VulnCheck Advisory: REDAXO before 5.21.5 Insufficient Session Expiration
      on Password Change
tags:
  - cve.org
ingestedAt: '2026-10-27T16:11:59.441Z'
---

## Overview

REDAXO before 5.21.5 contains an insufficient session expiration vulnerability that allows attackers to retain account access by keeping the current session and stay-logged-in key valid after a password change. Attackers who obtained a user's session id or stay-logged-in cookie can keep backend access after the password change, via the cookie for up to three months.

## Affected

- `core < 5.21.5`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.