What is CVE-2023-5763?

CVE-2023-5763 is a medium-severity vulnerability in Eclipse Glassfish, classified under Improper Input Validation. CVSS score: 6.8/10. Published 2023-11-03.

How severe is CVE-2023-5763?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Improper input validation in Eclipse Glassfish

CVE-2023-5763

In Eclipse Glassfish 5 or 6, running with old versions of JDK (lower than 6u211, or < 7u201, or < 8u191), allows remote attackers to load malicious code on the server via access to insecure ORB listeners.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2023-11-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.006 (50.6th percentile), scored 2026-10-25.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 51st percentile — 50.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Eclipse Glassfish
Eclipse Foundation Glassfish — versions 6.0.0, 5.0

Weakness classification (CWE)

References

glassfish.org/docs/latest/security-guide.html (Product)
gitlab.eclipse.org/security/cve-assignement/-/issues/14 (Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2023-5763?: CVE-2023-5763 is a medium-severity vulnerability in Eclipse Glassfish, classified under Improper Input Validation. CVSS score: 6.8/10. Published 2023-11-03.
How severe is CVE-2023-5763?: Medium severity. CVSS v3 base score is 6.8 out of 10.