VULNERABILITY INTELLIGENCE

CVE-2020-1173

CVSS score6.8 MEDIUM
EPSS probability2.48%
CISA KEVNot currently listed
Published2020-05-21
Last modified2026-08-19
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:N

Description

A spoofing vulnerability exists in Microsoft Power BI Report Server in the way it validates the content-type of uploaded attachments. An authenticated attacker could exploit the vulnerability by uploading a specially crafted payload and sending it to the user. The attacker who successfully exploited this vulnerability could then perform actions and run scripts in the security context of the user. This security update addresses the vulnerability by ensuring Power BI Report Server properly validates content-type of the attachments when uploading and opening.

Weakness classification

  • nvd@nist.gov: CWE-20

Primary references