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CVE-2023-46604

CriticalCVSS 10 / 10
Published Oct 27, 2023·Last modified Jul 8, 2026
Affected Components(0)

No affected components available

Description

The Java OpenWire protocol marshaller is vulnerable to Remote Code Execution. This vulnerability may allow a remote attacker with network access to either a Java-based OpenWire broker or client to run arbitrary shell commands by manipulating serialized class types in the OpenWire protocol to cause either the client or the broker (respectively) to instantiate any class on the classpath.

Users are recommended to upgrade both brokers and clients to version 5.15.16, 5.16.7, 5.17.6, or 5.18.3 which fixes this issue.

Risk Scores
Base Score
10.0

The vulnerability can be exploited over the network without needing physical access. It is easy for an attacker to exploit this vulnerability. An attacker does not need any special privileges or access rights. No user interaction is needed for the attacker to exploit this vulnerability. The vulnerability can affect other systems as well, not just the initial system. There is a low impact on the confidentiality of the information. There is a high impact on the integrity of the data. There is a high impact on the availability of the system.

Threat Intelligence
10.0

Active exploitation in the wild has been confirmed. Immediate patching or mitigation is required.

EPSS
99.65%

The exploit probability is critical. The vulnerability is very likely to be exploited in the next 30 days.

Exploit
35 exploits

35 exploits found for this vulnerability.

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