CVE-2026-27858
Open-Xchange GmbH OX Dovecot Pro, Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 10.0 Extended Update Support 취약점
Attacker can send a specifically crafted message before authentication that causes managesieve to allocate large amount of memory. Attacker can force managesieve-login to be unavailable by repeatedly crashing the process. Protect access to managesieve protocol, or install fixed version. No publicly available exploits are known.
- 대응 우선순위
- 점검
- CVSS
- 7.5
- EPSS
- 0.79% 백분위 52.7% · 2026.08.04 기준
- CISA KEV
- 미등록
- 조치 기한
- -
- 공개일
- 2026.03.27