What is CVE-2026-18084?

CVE-2026-18084 is a medium-severity vulnerability in Blackberry Uem, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-07-28.

How severe is CVE-2026-18084?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Blackberry Uem

CVE-2026-18084

Improper Neutralization of Input During Web Page Generation vulnerability in BlackBerry UEM Management Console of BlackBerry UEM allows Cross-Site Scripting (XSS). This issue affects UEM: 12.23.0 QF8 or earlier.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.001 (4.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Blackberry Uem — versions 12.23.0 QF8 and earlier, 12.22.1 QF7 and earlier
Blackberry Unified_endpoint_manager — versions 12.23.0, 12.22.1

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

secure@blackberry.com (Vendor Advisory)

Frequently asked questions

What is CVE-2026-18084?: CVE-2026-18084 is a medium-severity vulnerability in Blackberry Uem, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-07-28.
How severe is CVE-2026-18084?: Medium severity. CVSS v3 base score is 6.1 out of 10.