https://vulnerability.circl.lu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Tue, 29 Sep 2026 14:26:54 +0000 https://vulnerability.circl.lu/vuln/cve-2026-27852 <p><strong>Affected:</strong> Open-Xchange GmbH OX Dovecot Pro, Open-Xchange GmbH OX Dovecot CE</p> <p>An attacker that can send mail to a user can craft a message whose headers contain a very large number of email addresses or MIME parameters, which causes excessive memory usage when the message is later parsed. The message is still delivered, but reading it over IMAP can exhaust the memory limit of the process and terminate it, causing denial of service for the affected user. Update to non-vulnerable version. No publicly available exploits are known.</p> <p><strong>Affected:</strong> Open-Xchange GmbH OX Dovecot Pro, Open-Xchange GmbH OX Dovecot CE</p> <p>An attacker that can send mail to a user can craft a message whose headers contain a very large number of email addresses or MIME parameters, which causes excessive memory usage when the message is later parsed. The message is still delivered, but reading it over IMAP can exhaust the memory limit of the process and terminate it, causing denial of service for the affected user. Update to non-vulnerable version. No publicly available exploits are known.</p> https://vulnerability.circl.lu/vuln/cve-2026-27852