F5 claims that nation-state hackers stolen their source code.

F5 disclosed a cyberattack by suspected Chinese state-sponsored hackers who gained long-term access to systems tied to its BIG-IP platform, stealing source code and data on undisclosed vulnerabilities. While some files were exfiltrated, F5 stated there’s no evidence of critical non-public vulnerabilities or tampering with its software supply chain, including NGINX and cloud services. The breach also affected a small portion of customer configuration data, and impacted systems are still being reviewed, with notifications planned if necessary. The company detected the attack in August but delayed disclosure with DOJ approval, and currently reports no material impact on operations.

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https://www.securityweek.com/f5-blames-nation-state-hackers-for-theft-of-source-code-and-vulnerability-data/