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.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.003 (16.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 17th percentile — 16.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000
Affected products
- Umbraco Umbraco-Cms — versions >= 13.0.0, < 13.5.2, >= 10.0.0, < 10.8.7, >= 8.0.0, < 8.18.15
- Umbraco Cms
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-fp6q-gccw-7qqm (Vendor Advisory)
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.