CVE-2022-28220: Apache James

High severity, CVSS 7.5. EPSS: 2% chance of exploitation in the next 30 days.

Apache James prior to release 3.6.3 and 3.7.1 is vulnerable to a buffering attack relying on the use of the STARTTLS command. Fix of CVE-2021-38542, which solved similar problem fron Apache James 3.6.1, is subject to a parser differential and do not take into account concurrent requests.

Affected products

• Apache James: up to and including 3.6.2; version 3.7.0 only

Published 2022-09-08. Last modified 2026-06-17.