5.4
CVE-2026-0999
- EPSS 0.05%
- Veröffentlicht 16.02.2026 09:47:45
- Zuletzt bearbeitet 18.02.2026 20:20:07
- Quelle responsibledisclosure@mattermo
- CVE-Watchlists
- Unerledigt
Mattermost versions 11.1.x <= 11.1.2, 10.11.x <= 10.11.9, 11.2.x <= 11.2.1 fail to properly validate login method restrictions which allows an authenticated user to bypass SSO-only login requirements via userID-based authentication. Mattermost Advisory ID: MMSA-2025-00548
Verknüpft mit AI von unstrukturierten Daten zu bestehenden CPE der NVD
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Mattermost ≫ Mattermost Server Version >= 10.11.0 < 10.11.10
Mattermost ≫ Mattermost Server Version >= 11.1.0 < 11.1.3
Mattermost ≫ Mattermost Server Version >= 11.2.0 < 11.2.2
| Typ | Quelle | Score | Percentile |
|---|---|---|---|
| EPSS | FIRST.org | 0.05% | 0.146 |
| Quelle | Base Score | Exploit Score | Impact Score | Vector String |
|---|---|---|---|---|
| nvd@nist.gov | 4.3 | 2.8 | 1.4 |
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
|
| responsibledisclosure@mattermost.com | 5.4 | 2.8 | 2.5 |
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
|
CWE-303 Incorrect Implementation of Authentication Algorithm
The requirements for the product dictate the use of an established authentication algorithm, but the implementation of the algorithm is incorrect.