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actively exploited · CISA KEV

CVE-2025-25249

NVD HIGH 8.1 · published 2026-01-13 · 1 on the wire

A heap-based buffer overflow vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2.0 through 7.2.11, FortiOS 7.0.0 through 7.0.17, FortiOS 6.4 all versions, FortiSwitchManager 7.2.0 through 7.2.6, FortiSwitchManager 7.0.0 through 7.0.5 allows attacker to execute unauthorized code or commands via specially crafted packets

Exploited in the wild

Yes

CISA added it 2026-09-09. An observation, not a forecast.

EPSS · 30-day forecast

2%

Chance of exploitation in the next 30 days, 83th percentile of all CVEs. A forecast; KEV outranks it.

CVSS · NVD

8.1

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Internet exposure

—

No exposure census on this CVE's dispatches.

On the wire1
References
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