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CVE-2026-40020

Open-Xchange GmbH / OX Dovecot Pro PUBLISHED

Description (CNA)

Attacker can use the IMAP SETACL command to inject the anyone permission to user's dovecot-acl file even if imap_acl_allow_anyone=no. This causes folders to be spammed to all users. The impact is limited to being able to spam folders to other users, no unexpected access is gained. Install to fixed version. No publicly available exploits are known.

Affected (CNA)

Vendor / productVersions
Open-Xchange GmbH / OX Dovecot Proaffected 0 through 2.3.0

CWE

CWE-284

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.