CVE-2018-17256

MEDIUM

Umbraco CMS 7.12.3 - Authenticated Stored Cross-Site Scripting via Content Header Name

Title source: llm

Description

Persistent cross-site scripting (XSS) vulnerability in Umbraco CMS 7.12.3 allows authenticated users to inject arbitrary web script via the Header Name of a content (Blog, Content Page, etc.). The vulnerability is exploited when updating or removing public access of a content.

References (1)

Core 1

Core References

Third Party Advisory x_refsource_misc

https://www.cspcert.ph/advisories/2018/CVE-2018-17256.html

Scores

CVSS v3 4.8

EPSS 0.0039

EPSS Percentile 60.0%

Attack Vector NETWORK

CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Details

CWE

CWE-79

Status published

Products (2)

nuget/umbraco 0NuGet

umbraco/umbraco_cms 7.12.3

Published Nov 27, 2018

Tracked Since Feb 18, 2026