CVE-2025-59032

HIGH 7.5

CVSS Score

7.5

EPSS Score

0.0%

EPSS Percentile

0th

ManageSieve AUTHENTICATE command crashes when using literal as SASL initial response. This can be used to crash ManageSieve service repeatedly, making it unavailable for other users. Control access to ManageSieve port, or disable the service if it's not needed. Alternatively upgrade to a fixed version. No publicly available exploits are known.

CWE	CWE-20
Vendor	open-xchange gmbh
Product	ox dovecot pro
Published	Mar 27, 2026
Last Updated	Jul 15, 2026

Stay Ahead of the Next One

Get instant alerts for open-xchange gmbh ox dovecot pro

Be the first to know when new high vulnerabilities affecting open-xchange gmbh ox dovecot pro are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Affected Versions

Open-Xchange GmbH / OX Dovecot Pro

0 ≤ 3.1.0 0 ≤ 2.4.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗