CVE-2017-18920
- Source
- https://cve.org/CVERecord?id=CVE-2017-18920
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-18920.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2017-18920
- Published
- 2020-06-19T20:15:12.710Z
- Modified
- 2026-07-08T11:35:46.187599Z
- Severity
-
- 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
An issue was discovered in Mattermost Server before 3.6.2. The WebSocket feature does not follow the Same Origin Policy.
- References
Affected packages
Git / github.com/mattermost/mattermost
Affected ranges
- Type
- GIT
- Repo
- https://github.com/mattermost/mattermost
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedFixed
- Database specific
{ "cpe": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*", "source": "CPE_RANGE", "extracted_events": [ { "introduced": "0" }, { "fixed": "3.6.2" } ] }