CVE-2019-25598CWE-787

HeidiSQL Portable 10.1.0.5464 Denial of Service via Buffer Overflow

Medium · published March 22, 2026

CVSS v4.0
6.9
EPSS
0%
Percentile
3.3
In the wild
Unconfirmed
What it is

HeidiSQL Portable 10.1.0.5464 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string in the password field. Attackers can paste a buffer overflow payload into the password input during Microsoft SQL Server login to trigger an application crash.

The record
Technical detail
CVSS v4.0
6.9 · MEDIUM
Vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
EPSS
0.00143 · 3.3th percentile
Weakness
CWE-787 · Out-of-bounds Write
Published
2026-03-22T13:38Z
EPSS history
Timeline
  • 22 MAR 13:38Z
    HeidiSQL Portable 10.1.0.5464 Denial of Service via Buffer Overflow
    cvelistv5