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CVE-2024-48926: Umbraco CMS logout page displayed before session expiration

October 22, 2024

The Backoffice displays the logout page with a session timeout message before the server session has fully expired, causing users to believe they have been logged out approximately 30 seconds before they actually are.

References

  • github.com/advisories/GHSA-fp6q-gccw-7qqm
  • github.com/umbraco/Umbraco-CMS
  • github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-fp6q-gccw-7qqm
  • nvd.nist.gov/vuln/detail/CVE-2024-48926

Code Behaviors & Features

Detect and mitigate CVE-2024-48926 with GitLab Dependency Scanning

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Affected versions

All versions starting from 8.0.0 before 8.18.15

Fixed versions

  • 8.18.15

Solution

Upgrade to version 8.18.15 or above.

Impact 3.1 LOW

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N

Learn more about CVSS

Weakness

  • CWE-613: Insufficient Session Expiration

Source file

nuget/UmbracoCms/CVE-2024-48926.yml

Spotted a mistake? Edit the file on GitLab.

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