Fortinet Woes Continue With Another WAF Zero-Day Flaw

darkreading

November 19, 2025 at 10:27 PM

Actively Exploited

Overview

Fortinet is facing significant challenges as a second zero-day vulnerability in its web application firewall (WAF) has been discovered and is under attack. This situation raises concerns about the vendor's disclosure practices and the overall security of their products.

Key Takeaways

Active Exploitation: This vulnerability is being actively exploited by attackers. Immediate action is recommended.
Affected Systems: Fortinet web application firewall (WAF) line
Timeline: Newly disclosed

Original Article Summary

A second zero-day vulnerability in its web application firewall (WAF) line has come under attack, raising more questions about the vendor's disclosure practices.

Impact

Fortinet web application firewall (WAF) line

Exploitation Status

This vulnerability is confirmed to be actively exploited by attackers in real-world attacks. Organizations should prioritize patching or implementing workarounds immediately.

Timeline

Newly disclosed

Remediation

Not specified

Additional Information

This threat intelligence is aggregated from trusted cybersecurity sources. For the most up-to-date information, technical details, and official vendor guidance, please refer to the original article linked below.

Related Topics: This incident relates to Zero-day, Fortinet, Vulnerability.

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