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Servers and applications

CVE-2017-15280

XML external entity (XXE) vulnerability in Umbraco CMS before 7.7.3 allows attackers to obtain sensitive information by reading files on the server or sending TCP requests to intranet hosts (aka SSRF), related to Umbraco.Web/umbraco.presentation/umbraco/dialogs/importDocumenttype.aspx.cs.

Severity
Medium 5.5
Published
12 Oct 2017
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1.1% in the next 30 daysHigher than 64% of CVEs. EPSS by FIRST, 11 Nov 2026
Weakness
XML external entities (XXE) (CWE-611)
Attack
Needs local access · No login needed · Needs someone to click or open something
Attacker can
Read data
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Sources
NVD

Affected software

SoftwareAffected versions
Umbraco CMSServers and applications · cpe:a:umbraco:umbraco_cms
  • Every version up to 7.7.2

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2017-15280
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2017-15280