A JSON RCE bug is about to rock the Java world
A critical remote code execution vulnerability has been discovered in Alibaba's Fastjson library, affecting older 1.x versions. Security researchers warn that the flaw is being actively exploited in enterprise environments.
Why it matters
Because Fastjson is widely used in banking and government infrastructure, this bug poses a significant risk to global cybersecurity.
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Threat actors are exploiting a vulnerability in Alibaba's Fastjson , one of the Java ecosystem's most popular libraries for working with JSON-formatted data.
Active exploitation began last week, a day after details about the security flaw were revealed by cybersecurity firm FearsOff .
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