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CVE-2024-35239

Stored Cross-site Scripting on Components of Umbraco Forms

Published: May 28, 2024Updated: Jan 5, 2026 Sources: CVE List NVD GHSACWE-79
NVD MITRE
2.7CVSSLOW
EPSS Score
0.3%
Top 74.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Umbraco Commerce is an open source dotnet web forms solution. In affected versions an authenticated user that has access to edit Forms may inject unsafe code into Forms components. This issue can be mitigated by configuring TitleAndDescription:AllowUnsafeHtmlRendering after upgrading to one of the patched versions (13.0.1, 12.2.2, 10.5.3, 8.13.13).

CVSS Vector Breakdown

AV:NAC:LPR:HUI:NS:UC:LI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:NIntegrity
None
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-79

Affected Products

umbraco formsumbraco
On-prem
Web & CMS Plugins / cms-core
Umbraco.FormsNuGetOSS Libraries
Umbraco.Forms.Issuesumbraco
On-prem
Web & CMS Plugins / cms-core
umbracocommercialDKWeb & CMS Pluginsaka umbraco cms, umbraco forms, umbraco-cms
nugetpackage-ecosystemOSS Libraries

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://docs.umbraco.com/umbraco-forms/developer/configuration#editing-configuration-values
docs.umbraco.com
https://docs.umbraco.com/umbraco-forms/release-notes#id-13.0.1-january-16th-2024
docs.umbraco.com
https://docs.umbraco.com/umbraco-forms/v/10.forms.latest/release-notes
docs.umbraco.com
and 5 more references View all →

Timeline

Published
May 28, 2024
Last Updated
Jan 5, 2026

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