VULNERABILITY INTELLIGENCE

CVE-2020-26174

CVSS score8.8 HIGH
EPSS probability1.25%
CISA KEVNot currently listed
Published2020-12-18
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

tangro Business Workflow before 1.18.1 requests a list of allowed filetypes from the server and restricts uploads to the filetypes contained in this list. However, this restriction is enforced in the browser (client-side) and can be circumvented. This allows an attacker to upload any file as an attachment to a workitem.

Weakness classification

  • nvd@nist.gov: CWE-434

Primary references