CVE-2018-21263
- Source
- https://cve.org/CVERecord?id=CVE-2018-21263
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-21263.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2018-21263
- Published
- 2020-06-19T17:15:13.067Z
- Modified
- 2026-07-08T05:52:30.527202996Z
- Severity
-
- 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
An issue was discovered in Mattermost Server before 4.7.0, 4.6.2, and 4.5.2. An attacker could authenticate to a different user's account via a crafted SAML response.
- Database specific
{ "unresolved_ranges": [ { "cpes": [ "cpe:2.3:a:mattermost:mattermost_server:4.7.0:rc1:*:*:*:*:*:*" ], "source": "CPE_STRING", "extracted_events": [ { "introduced": "4.7.0-rc1" }, { "last_affected": "4.7.0-rc1" } ], "vendor_product": "mattermost:mattermost_server" } ] }- 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 affectedFixedIntroducedFixedIntroducedLast affected
- Database specific
{ "cpe": [ "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*", "cpe:2.3:a:mattermost:mattermost_server:4.7.0:rc1:*:*:*:*:*:*", "cpe:2.3:a:mattermost:mattermost_server:4.7.0:rc2:*:*:*:*:*:*", "cpe:2.3:a:mattermost:mattermost_server:4.7.0:rc3:*:*:*:*:*:*", "cpe:2.3:a:mattermost:mattermost_server:4.7.0:rc4:*:*:*:*:*:*" ], "source": [ "CPE_RANGE", "CPE_STRING" ], "extracted_events": [ { "introduced": "0" }, { "fixed": "4.5.2" }, { "introduced": "4.6.0" }, { "fixed": "4.6.2" }, { "introduced": "4.7.0-rc1" }, { "last_affected": "4.7.0-rc1" }, { "introduced": "4.7.0-rc2" }, { "last_affected": "4.7.0-rc2" }, { "introduced": "4.7.0-rc3" }, { "last_affected": "4.7.0-rc3" }, { "introduced": "4.7.0-rc4" }, { "last_affected": "4.7.0-rc4" } ] }