Orta CVSS 6.5
CVE-2026-93849: Mattermost Server: güvenlik açığı
Açıklama (NVD)
Mattermost versions 11.9.x <= 11.9.1, 11.8.x <= 11.8.5, 11.7.x <= 11.7.10, 11.10.x <= 11.10.1 Mattermost fail to apply allocation limits to the byte-string decode paths in its WebSocket msgpack decoder, which allows an authenticated remote attacker to cause excessive server memory allocation via a crafted binary WebSocket frame declaring a Bin32 payload length of up to 4,294,967,295 bytes.. Mattermost Advisory ID: MMSA-2026-00768
Özet bilgiler
- Ürün
- Mattermost Mattermost Server
- CVSS v3.1
- 6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - EPSS
- %0,47 (yüzdelik 41)
- CWE
- CWE-789
- Yama
- Yok / bilinmiyor
Etkilenen sürümler
| Ürün | Başlangıç | Bitiş | Düzeltildi |
|---|---|---|---|
| mattermost-mattermost-server | 11.7.0 | — | 11.7.11 |
| mattermost-mattermost-server | 11.8.0 | — | 11.8.6 |
| mattermost-mattermost-server | 11.9.0 | — | 11.9.2 |
| mattermost-mattermost-server | 11.10.0 | — | 11.10.2 |