What is CVE-2026-20189?

CVE-2026-20189 is a medium-severity vulnerability in Cisco Prime Infrastructure, classified under Missing Authorization. CVSS score: 4.3/10. Published 2026-05-06.

How severe is CVE-2026-20189?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Auth bypass in Cisco Prime Infrastructure

CVE-2026-20189

A vulnerability in the log file download functionality of Cisco Prime Infrastructure could allow an authenticated, remote attacker to download arbitrary log files from the server. This vulnerability is due to insufficient authoriza…

Vulnerability class: Broken Access Control

EPSS: 0.000 (12.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

Affected products

Cisco Prime Infrastructure — versions 3.6.0, 3.7.0, 3.4.0

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

cisco-sa-pi-unauth-infodiscl-LFnLgmey

Frequently asked questions

What is CVE-2026-20189?: CVE-2026-20189 is a medium-severity vulnerability in Cisco Prime Infrastructure, classified under Missing Authorization. CVSS score: 4.3/10. Published 2026-05-06.
How severe is CVE-2026-20189?: Medium severity. CVSS v3 base score is 4.3 out of 10.