CVE-2016-11070 — Cross-site Scripting in Mattermost Mattermost-server

CWE-79 — Cross-site Scripting5 documents4 sources
Severity
5.4MEDIUMNVD
EPSS
0.3%
top 43.04%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Github.com Mattermost Mattermost-serverMattermost Server
Timeline
PublishedJun 19
Latest updateOct 30

Description

An issue was discovered in Mattermost Server before 3.1.0. It allows XSS via theme color-code values.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:NExploitability: 2.3 | Impact: 2.7

Affected Packages2 packages

🔴Vulnerability Details

4
OSV
Mattermost Server is vulnerable to XSS through customizable theme color-code values in github.com/mattermost/mattermost-server↗2025-10-30
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OSV
Mattermost Server is vulnerable to XSS through customizable theme color-code values↗2022-05-24
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GHSA
Mattermost Server is vulnerable to XSS through customizable theme color-code values↗2022-05-24
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CVEList
CVE-2016-11070: An issue was discovered in Mattermost Server before 3↗2020-06-19
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CVE-2016-11070 — Cross-site Scripting | cvebase