CVE-2026-78008CWE-787

CVE-2026-78008

published August 28, 2026

CVSS
8.6
EPSS
1%
Percentile
48.3
In the wild
Unconfirmed
What it is

A buffer overflow vulnerability in the WatchGuard Fireware OS Management Web UI allows an authenticated administrator with network access to cause a denial of service (DoS) condition or potentially execute arbitrary code by sending specially crafted network traffic.

The record
Technical detail
CVSS
8.6 · NONE
CVSS v4.0
8.6 · CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS
0.00606 · 48.3th percentile
Weakness
CWE-787 · Out-of-bounds Write
Published
2026-08-28T06:16Z
References (1)
https://psirt.watchguard.com/CVE-2026-78008 · 5d1c2695-1a31-4499-88ae-e847036fd7e3
EPSS history
Timeline
  • 27 AUG 23:24Z
    Fireware OS Authenticated Buffer Overflow in wgagent
    cvelistv5