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CVE-2021-45046

KEV · Ransomware
Updated Oct 21, 2025 · PUBLISHED
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Description

Apache Log4j2 contains a deserialization of untrusted data vulnerability due to the incomplete fix of CVE-2021-44228, where the Thread Context Lookup Pattern is vulnerable to remote code execution in certain non-default configurations.

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Affected packages

PackageVendor / ProductVersion rangeStatus
Apache Log4jApache Software Foundation / Apache Log4j>= Apache Log4j2, < 2.16.0affected