What is CVE-2019-25466?

CVE-2019-25466 is a high-severity vulnerability in Sharing-file Easy File Sharing Web Server, classified under Out-of-bounds Write. CVSS score: 8.4/10. Published 2026-03-11.

How severe is CVE-2019-25466?

High severity. CVSS v3 base score is 8.4 out of 10.

Buffer overflow in Sharing-file Easy File Sharing Web Server

CVE-2019-25466

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 pay…

Vulnerability class: Buffer Overflow

EPSS: 0.000 (6.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Sharing-file Easy File Sharing Web Server — versions 7.2

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

ExploitDB-47411 (exploit)
VulnCheck Advisory: Easy File Sharing Web Server 7.2 Local SEH Overflow (third-party-advisory)

Frequently asked questions

What is CVE-2019-25466?: CVE-2019-25466 is a high-severity vulnerability in Sharing-file Easy File Sharing Web Server, classified under Out-of-bounds Write. CVSS score: 8.4/10. Published 2026-03-11.
How severe is CVE-2019-25466?: High severity. CVSS v3 base score is 8.4 out of 10.