Is CVE-2023-28462 actively exploited?

No active exploitation of CVE-2023-28462 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2023-28462 be exploited remotely?

Yes. CVE-2023-28462 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2023-28462?

CVE-2023-28462 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2023-28462

NVD-CWE-noinfoPublished: March 30, 2023· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

A JNDI rebind operation in the default ORB listener in Payara Server 4.1.2.191 (Enterprise), 5.20.0 and newer (Enterprise), and 5.2020.1 and newer (Community), when Java 1.8u181 and earlier is used, allows remote attackers to load malicious code on the server once a JNDI directory scan is performed.

NVD Source

Risk Analysis

Payara Server is vulnerable to remote code execution due to a JNDI rebind operation in the ORB listener. This critical flaw allows attackers to load malicious code remotely, warranting a 9.8 CVSS score. There is no evidence of active exploitation.

No public exploit is known for this issue, and it is not in the KEV database. The vulnerability is remotely exploitable with low complexity.

Recommended Action

Administrators should update to the latest version of Payara Server and ensure the Java environment is updated to a version not affected by this JNDI behavior.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

Technical Analysis

CVE-2023-28462 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.