CVE-2016-11070
Moderate
Mattermost Server is vulnerable to XSS through customizable theme color-code values in github.com/mattermost/mattermost-server
Mattermost Server is vulnerable to XSS through customizable theme color-code values in github.com/mattermost/mattermost-server
Exploit probability
0.6%
Published
October 30, 2025
Required by
Not available
Last source change
March 3, 2026
02 / AFFECTED SOFTWARE
Affected packages
1 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2016-11070
View original source
An issue was discovered in Mattermost Server before 3.1.0. It allows XSS via theme color-code values.
Open Source Vulnerabilities
GO-2025-4050
View original source
Mattermost Server is vulnerable to XSS through customizable theme color-code values in github.com/mattermost/mattermost-server
Open Source Vulnerabilities
GHSA-h8qw-xqm9-q66j
View original source
An issue was discovered in Mattermost Server before 3.1.0. It allows XSS via theme color-code values.
05 / REFERENCES
Further evidence
- https://mattermost.com/security-updates/
- https://github.com/advisories/GHSA-h8qw-xqm9-q66j
- https://github.com/mattermost/mattermost/commit/c5deb333db40e4e527f98edb93b41d1b66cfec5f
- https://mattermost.com/security-updates
- https://nvd.nist.gov/vuln/detail/CVE-2016-11070
- https://github.com/mattermost/mattermost