CVE-2019-25598

6.9 mediumEPSS 0.1%

Medium (6.9). EPSS 0.1% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

6.9 medium

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

CVSS 3.1

6.2 medium

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.1% chance of exploitation in the next 30 days; higher than 3% of CVEs (scores of 2026-11-01)
CWE: CWE-787
Published: 2026-03-22
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

https://www.exploit-db.com/exploits/46749
https://www.heidisql.com/
https://www.heidisql.com/downloads/releases/HeidiSQL_10.1_64_Portable.zip
https://www.vulncheck.com/advisories/heidisql-portable-denial-of-service-via-buffer-overflow

Check your stack JSON