Auth bypass in Tangro Business Workflow

CVE-2020-26173

An incorrect access control implementation in Tangro Business Workflow before 1.18.1 allows an attacker to download documents (PDF) by providing a valid document ID and token. No further authentication is required.

Vulnerability class: Broken Authentication

EPSS: 0.007 (50.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.1 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-26173?
CVE-2020-26173 is a low-severity vulnerability in Tangro Business Workflow, classified under Missing Authentication for Critical Function. CVSS score: 3.1/10. Published 2020-12-18.
How severe is CVE-2020-26173?
Low severity. CVSS v3 base score is 3.1 out of 10.