CVE-2026-86104

Published Sep 30, 2026 Modified Sep 30, 2026 CWE-400 CWE-409 CWE-770

Description

An uncontrolled resource consumption vulnerability in the Fireware OS login process (wgagent) allows a remote, unauthenticated attacker to cause a denial of service by sending a specially crafted request.

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EPSS — Exploit Prediction

0.0036
Probability of exploitation
0.27%
Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-400 Uncontrolled Resource Consumption
CWE-409 CWE-409
CWE-770 CWE-770

References

Frequently Asked Questions

What is CVE-2026-86104? +
An uncontrolled resource consumption vulnerability in the Fireware OS login process (wgagent) allows a remote, unauthenticated attacker to cause a denial of service by sending a specially crafted request.
How do I check if I'm vulnerable to CVE-2026-86104? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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