Description
Mattermost Jira plugin versions shipped with Mattermost versions 8.1.x before 8.1.10, 9.2.x before 9.2.6, 9.3.x before 9.3.2, and 9.4.x before 9.4.3 fail to escape user-controlled outputs when generating HTML pages, which allows an attacker to perform reflected cross-site scripting attacks against the users of the Mattermost server.
Metrics
CVSS 3.1 6.1/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| Mattermost | Mattermost | >= 9.4.0, <= 9.4.2; >= 9.3.0, <= 9.3.1; >= 9.2.0, <= 9.2.5; >= 8.1.0, <= 8.1.9 |
References
- https://mattermost.com/security-updatesVendor Advisory
- https://mattermost.com/security-updatesVendor Advisory
Timeline
- Published
- Mar 15, 2024
- Last modified
- Jun 17, 2026
- NVD status
- Analyzed