RCE in Eclipse Glassfish
CVE-2026-2586
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.
Vulnerability class: RCE (Remote Code Execution)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.008 (56.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 56.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: -0.000
Affected products
- Eclipse Glassfish
- Eclipse Foundation Glassfish — versions 7.1.0, 8.0.2, 8.0.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- gitlab.eclipse.org/security/cve-assignment/-/issues/87 (Exploit, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2026-2586?
- CVE-2026-2586 is a critical-severity vulnerability in Eclipse Glassfish, classified under Code Injection. CVSS score: 9.1/10. Published 2026-05-19.
- How severe is CVE-2026-2586?
- Critical severity. CVSS v3 base score is 9.1 out of 10.
- Is CVE-2026-2586 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.