CVE-2023-49278

—

CVSS 3.1

5.3 medium

EPSS

<1%p41

Published

Dec 12, 2023 (Dec 12, 2023)

Modified

Jun 17, 2026

Description

Umbraco is an ASP.NET content management system (CMS). Starting in version 8.0.0 and prior to versions 8.18.10, 10.8.1, and 12.3.4, a brute force exploit can be used to collect valid usernames. Versions 8.18.10, 10.8.1, and 12.3.4 contain a patch for this issue.

Vendors: umbraco
Products: umbraco cms
Weakness: CWE-200, CWE-307
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (0.5%)

In the news0 stories

No ingested article mentions this CVE yet.