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Servers and applications

CVE-2013-4793

The update function in umbraco.webservices/templates/templateService.cs in the TemplateService component in Umbraco CMS before 6.0.4 does not require authentication, which allows remote attackers to execute arbitrary ASP.NET code via a crafted SOAP request.

Severity
High 7.5
Published
27 Dec 2014
Last changed
16 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1.4% in the next 30 daysHigher than 73% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
Improper authentication (CWE-287)
Attack
Over the network · No login needed
Attacker can
Read some data · Change some data · Slow it down
CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Sources
NVD

Affected software

SoftwareAffected versions
Umbraco CMSServers and applications · cpe:a:umbraco:umbraco_cms
  • Every version up to 6.0.3

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2013-4793
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2013-4793