CVE-2026-46609

MEDIUM
MEDIUM Priority: 0.01 BB Relevance: 49/100
Published: 2026-06-10 Modified: 2026-10-26 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity

CVSS Vector Breakdown

AV: Network
AC: Low
PR: Low
UI: Required
S: Unchanged
C: Low
I: Low
A: None

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.

Weakness Classification (1)

Affected Software (1)

VendorProductVersion
umbraco umbraco_cms 14.0.0 – 17.4.0

Bug Bounty Relevance

49 / 100
✓ Network accessible
✓ Low complexity

CVSS Score

4.6 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N

EPSS — Exploitation Probability

0.14%
Raw Score 0.001360
Percentile 3.0%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00136
2026-10-28
0.00136

Intelligence Sources

nvd ref →