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securitySecurity/THREATS/CRIT

Over 14,000 F5 BIG-IP APM instances still exposed to RCE attacks

sourceBleeping Computer
calendar_todayApril 2, 2026
schedule1 min read
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EXECUTIVE SUMMARY

Over 14,000 F5 BIG-IP APM Instances Vulnerable to Critical RCE Attacks

Summary

The article discusses the exposure of over 14,000 F5 BIG-IP APM instances to a critical remote code execution (RCE) vulnerability. The vulnerability is being actively exploited, posing significant security risks.

Key Points

  • Shadowserver, an internet security watchdog, discovered over 14,000 exposed BIG-IP APM instances.
  • These instances are vulnerable to a critical-severity RCE vulnerability.
  • The vulnerability is actively being exploited in ongoing attacks.
  • The exposure of these instances poses significant security risks to organizations using BIG-IP APM.

Analysis

The exposure of such a large number of F5 BIG-IP APM instances to a critical RCE vulnerability is alarming. Given the active exploitation, organizations using these instances are at high risk of unauthorized access and potential data breaches. This situation underscores the importance of timely vulnerability management and patching to protect critical infrastructure.

Conclusion

IT professionals should immediately assess their systems for exposure to this vulnerability and apply any available patches or mitigations. Regularly monitoring for such vulnerabilities and ensuring timely updates can significantly reduce security risks.