GitHub Advisoryadvisory · Go
GHSA-cffj-7w5c-jqjh Mattermost Server vulnerable to Cross-site Scripting through file preview feature
MEDIUM
Official page ↗
- Aliases
- CVE-2016-11063
- Ecosystem
- Go
- Packages
- github.com/mattermost/mattermost-server
- Severity
- Moderate
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- Weaknesses
- CWE-79
- Reviewed
- 2025-10-21
Affected packages
• Go github.com/mattermost/mattermost-server: < 3.5.1 → fixed in 3.5.1
Description
An issue was discovered in Mattermost Server before 3.5.1. XSS can occur via file preview.
Related
Alias · CVE (1)
- CVE-2016-11063 An issue was discovered in Mattermost Server before 3.5.1. vulnerability
Weakness · CWE (1)
- CWE-79 Improper Neutralization of Input During Web Page Generation weakness