Vulnerability in Umbraco Umbraco-Cms

CVE-2024-48926

Umbraco, a free and open source .NET content management system, has an insufficient session expiration issue in versions on the 13.x branch prior to 13.5.2, 10.x prior to 10.8.7, and 8.x prior to 8.18.15. 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. Versions 13.5.2, 10.8,7, and 8.18.15 contain a patch for the issue.

EPSS: 0.002 (15.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-48926?
CVE-2024-48926 is a medium-severity vulnerability in Umbraco Umbraco-Cms, classified under Insufficient Session Expiration. CVSS score: 4.2/10. Published 2024-10-22.
How severe is CVE-2024-48926?
Medium severity. CVSS v3 base score is 4.2 out of 10.
Is CVE-2024-48926 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.