CVE-2026-2586: Eclipse Glassfish

Critical severity, CVSS 9.1. EPSS: 0.8% chance of exploitation in the next 30 days.

An authenticated Remote Code Execution (RCE) vulnerability was identified in GlassFish's Administration Console. A user with access to the panel can send crafted requests that allow the execution of arbitrary operating system commands with the privileges of the application service user. This issue affects Eclipse GlassFish: from 8.0.0 to 8.0.1, fixed in 8.0.2; 7.1.0, fixed in 7.1.1; from 7.0.0 to 7.0.25, fixed in 7.0.26. Impact on versions from 5.1.0 to 6.2.5 is unknown.

Affected products

• Eclipse Glassfish: before 8.0.2 (fixed in 8.0.2)

Published 2026-05-19. Last modified 2026-07-24.