Disclosure summary
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.
Source-reported weakness categories
CWE-200
Source-specific records & product guidance
Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.
NIST National Vulnerability Database · NVD-CVE-2025-59031
Open original source · Updated Oct 07, 2026
Only CPE matches marked vulnerable=true are indexed. AND/OR platform conditions must be checked in the original NVD record.
| Vendor | Product / association | Version / bounds |
|---|---|---|
| dovecot | dovecot | * {"versionEndExcluding":"2.4.3"} |
| open-xchange | dovecot | * {"versionStartIncluding":"3.0.0","versionEndExcluding":"3.1.3"} |
Original records & references
- NIST NVD record
- CVE Program record
- documentation.open-xchange.com — Vendor Advisory
PUBLISHED 2026-03-27T05:16:18-04:00
MODIFIED 2026-10-07T05:10:00-04:00
INGESTED 2026-10-08T12:40:21-04:00