CVE-2026-2463
EUVD-2026-1238516.03.2026, 14:19
Mattermost versions 11.3.x <= 11.3.0, 11.2.x <= 11.2.2, 10.11.x <= 10.11.10 fail to filter invite IDs based on user permissions, which allows regular users to bypass access control restrictions and register unauthorized accounts via leaked invite IDs during team creation.. Mattermost Advisory ID: MMSA-2025-00565Enginsight
Affected Products (NVD)
| Vendor | Product | Version |
|---|---|---|
| mattermost | mattermost_server | 10.11.0 ≤ 𝑥 < 10.11.11 |
| mattermost | mattermost_server | 11.2.0 ≤ 𝑥 < 11.2.3 |
| mattermost | mattermost_server | 11.3.0 ≤ 𝑥 < 11.3.1 |
𝑥
= Vulnerable software versions
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
| Vendor | Product | Version | Source |
|---|---|---|---|
| mattermost | mattermost | 𝑥 ≤ 11.3.0 | CNA |
| mattermost | mattermost | 11.2.0 ≤ 𝑥 ≤ 11.2.2 | CNA |
| mattermost | mattermost | 10.11.0 ≤ 𝑥 ≤ 10.11.10 | CNA |
Common Weakness Enumeration
References