CVE-2021-37579: Apache Dubbo

Critical severity, CVSS 9.8. EPSS: 6.6% chance of exploitation in the next 30 days.

The Dubbo Provider will check the incoming request and the corresponding serialization type of this request meet the configuration set by the server. But there's an exception that the attacker can use to skip the security check (when enabled) and reaching a deserialization operation with native java serialization. Apache Dubbo 2.7.13, 3.0.2 fixed this issue by quickly fail when any unrecognized request was found.

Affected products

• Apache Dubbo: from 2.7.0, before 2.7.13 (fixed in 2.7.13); from 3.0.0, before 3.0.2 (fixed in 3.0.2)

Published 2021-09-09. Last modified 2026-06-17.