CVE-2018-8891
Multiple stored cross-site scripting (XSS) vulnerabilities in the Management Console of...
Multiple stored cross-site scripting (XSS) vulnerabilities in the Management Console of BlackBerry UEM versions earlier than 12.9.1 could allow an attacker to store script commands that could later be executed in the context of another Management Console administrator.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Multiple stored cross-site scripting (XSS) vulnerabilities in the Management Console of BlackBerry UEM versions earlier than 12.9.1 could allow an attacker to store script commands that could later be executed in the context of another Management Console administrator.
- Record
CVE-2018-8891- CVSS 3.0
- 4.8 Medium
CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 3.5 Low
AV:N/AC:M/Au:S/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
Multiple stored cross-site scripting (XSS) vulnerabilities in the Management Console of BlackBerry UEM versions earlier than 12.9.1 could allow an attacker to store script commands that could later be executed in the context of another Management Console administrator.
- Record
CVE-2018-8891- Updated
- 2026-11-02
EUVDEUVD-2018-20499 No score
Multiple stored cross-site scripting (XSS) vulnerabilities in the Management Console of BlackBerry UEM versions earlier than 12.9.1 could allow an attacker to store script commands that could later be executed in the context of another Management Console administrator.
- Record
EUVD-2018-20499- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-3hqc-2q4g-6wf5
Multiple stored cross-site scripting (XSS) vulnerabilities in the Management Console of...
Multiple stored cross-site scripting (XSS) vulnerabilities in the Management Console of BlackBerry UEM versions earlier than 12.9.1 could allow an attacker to store script commands that could later be executed in the context of another Management Console administrator.
- Record
GHSA-3hqc-2q4g-6wf5- CVSS 3.0
- 4.8 Medium
CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-8891 is a medium vulnerability (CVSS 4.8) in Blackberry Uem, published December 20, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.51%, the 43rd percentile. No source names a fixed version.