CVE-2019-25466 HIGH

CVE-2019-25466: Easy File Sharing Web Server 7.2 Local SEH Overflow

Vendor Sharing-File
Product Easy File Sharing Web Server
Weakness CWE-787
Published March 11, 2026
Last update April 7, 2026

CVSS base score

8.6/10
Attack vector Local
Attack complexity Low
Privileges required None
User interaction None
Confidentiality
Integrity

CVSS 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

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

March 11, 2026 CVE published
April 7, 2026 Record updated