CVE-2026-13086

Published Aug 28, 2026 Modified Aug 29, 2026 CWE-121 CWE-787 CWE-798

Description

A stack-based buffer overflow in the epm (Endpoint Protection Manager) service used by the deprecated Mobile Security feature in WatchGuard Fireware OS allows an unauthenticated remote attacker to execute arbitrary code.

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EPSS — Exploit Prediction

0.0044
Probability of exploitation
0.38%
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-121 CWE-121
CWE-787 Out-of-bounds Write
CWE-798 CWE-798

References

Frequently Asked Questions

What is CVE-2026-13086? +
A stack-based buffer overflow in the epm (Endpoint Protection Manager) service used by the deprecated Mobile Security feature in WatchGuard Fireware OS allows an unauthenticated remote attacker to execute arbitrary code.
How do I check if I'm vulnerable to CVE-2026-13086? +
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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