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CRITICAL

CVE-2023-33496

CVSS v3

9.8

CRITICAL

EPSS Score

1.0 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

xxl-rpc v1.7.0 was discovered to contain a deserialization vulnerability via the component com.xxl.rpc.core.remoting.net.impl.netty.codec.NettyDecode#decode.

Technical details

Published
2023-06-07

Frequently asked questions

What is CVE-2023-33496?

xxl-rpc v1.7.0 was discovered to contain a deserialization vulnerability via the component com.xxl.rpc.core.remoting.net.impl.netty.codec.NettyDecode#decode.

Is CVE-2023-33496 actively exploited?

Active exploitation of CVE-2023-33496 has not been confirmed. Its EPSS score was 1.0% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-33496?

CVE-2023-33496 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2023-33496 affecting your environment?

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