CVE-2026-46609

MEDIUM EPSS 3.4%
Published Jun 10, 20262w ago · Modified Jun 17, 20261w ago
4.6 CVSS 3.1
Medium
Find Similar
Published Jun 10, 2026 2w ago
Last Modified Jun 17, 2026 1w ago

Description

Umbraco is an ASP.NET CMS. From version 14.0.0 to before version 17.4.0, authenticated users are able to inject HTML into an input field, which is rendered in the confirmation dialog without proper output encoding. This issue has been patched in version 17.4.0.

CVSS Details

Base Score
4.6
Exploitability
2.1
Impact
2.5
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction Required
Scope Unchanged
Confidentiality Low
Integrity Low
Availability None

Threat Intelligence

EPSS Exploit Probability
3.4% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 1

VendorProductVersionRange
umbracoumbraco_cms*≥14.0.0  –  <17.4.0

References 1

  • github.com https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-vr9v-27gg-qgx4
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.