Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Affecting umbracocms.web package, versions [8.0.0,8.18.10)


Severity

Recommended
0.0
low
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.04% (15th percentile)

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  • Snyk ID SNYK-DOTNET-UMBRACOCMSWEB-6124075
  • published 13 Dec 2023
  • disclosed 12 Dec 2023
  • credit Unknown

How to fix?

Upgrade UmbracoCms.Web to version 8.18.10 or higher.

Overview

UmbracoCms.Web is an ASP.NET CMS.

Affected versions of this package are vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') via a specific part of the backoffice interface. An attacker with access to this area can inject unauthorized HTML code into a form that is not designed to handle such input.

References

CVSS Scores

version 3.1
Expand this section

Snyk

Recommended
3.5 low
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    High
  • User Interaction (UI)
    Required
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    Low
  • Integrity (I)
    Low
  • Availability (A)
    None
Expand this section

NVD

5.4 medium