Critical (9.8) in fastcom fw300r firmware. EPSS 1.1% chance of exploitation in the next 30 days.
A stack overflow in FAST FW300R v1.3.13 Build 141023 Rel.61347n allows attackers to execute arbitrary code or cause a Denial of Service (DoS) via a crafted file path.
Severity
CVSS 3.1
9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
1.1% chance of exploitation in the next 30 days; higher than 64% of CVEs (scores of 2026-10-31)