CVE-2025-59031

MEDIUM
4.3
CVSS Score
Published: March 27, 2026 at 08:10 AM UTC
Updated: October 7, 2026 at 09:10 AM UTC
2 products affected across 2 vendorsDovecotOX Dovecot

Using OX Dovecot Pro by Open-Xchange GmbH?

Get instant alerts when new vulnerabilities affect OX Dovecot Pro - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM4.3
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

Dovecot has provided a script to use for attachment to text conversion. This script unsafely handles zip-style attachments. Attacker can use specially crafted OOXML documents to cause unintended files on the system to be indexed and subsequently ending up in FTS indexes. Do not use the provided script, instead, use something else like FTS tika. No publicly available exploits are known.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 2.4.3
Affected range stops below 2.4.3, so it looks safe — our inference, not a vendor statement
v ≤ 2.3.0v < 2.3.22.13.0.0 ≤ v < 3.1.3
Affected range stops below 2.3.22.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.1.3, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUMOX
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-200

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card