CVE-2026-73209
An attacker that has valid credentials can send crafted compressed data that causes the affected process to exhaust its stack and crash. The affected process is terminated, which can cause degradation or denial of service for IMAP. Update to non-vulnerable version. No publicly available exploits are known.
Scoring
- Severity
- MEDIUM
- CVSS base score
- 6.5
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS probability
- 0.32%
- CWE
- CWE-674
- Published
- 2026-08-28
- Last modified
- 2026-08-28
Affected products
- Open-Xchange GmbH OX Dovecot Pro
- Open-Xchange GmbH OX Dovecot Pro
- Open-Xchange GmbH OX Dovecot Pro
- Open-Xchange GmbH OX Dovecot CE
Weakness type
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