CVE-2019-25466CWE-787

Easy File Sharing Web Server 7.2 Local SEH Overflow

High · published March 11, 2026

CVSS v4.0
8.6
EPSS
0%
Percentile
4.1
In the wild
Unconfirmed
What it is

Easy File Sharing Web Server 7.2 contains a local structured exception handling buffer overflow vulnerability that allows local attackers to execute arbitrary code by creating a malicious username. Attackers can craft a username with a payload containing 4059 bytes of padding followed by a nseh value and seh pointer to trigger the overflow when adding a new user account.

The record
Technical detail
CVSS v4.0
8.6 · HIGH
Vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS
0.00153 · 4.1th percentile
Weakness
CWE-787 · Out-of-bounds Write
Published
2026-03-11T18:23Z
EPSS history
Timeline
  • 11 MAR 18:23Z
    Easy File Sharing Web Server 7.2 Local SEH Overflow
    cvelistv5