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Medium 5.5Published Mar 30, 2026

CVE-2018-25231HeidiSQL 9.5.0.5196 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long file path in the logging preferences.

Updated under an hour ago ()

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It affects heidisql. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

HeidiSQL 9.5.0.5196 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long file path in the logging preferences. Attackers can input a buffer-overflow payload through the SQL log file path field in Preferences > Logging to trigger an application crash.

CVSS
5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE)
CWE-98
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
Not given
NVD analysis
Analyzed
Record last updated
Oct 7, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
heidisql heidisql
heidisql:heidisql
through 9.5.0.5196
NVD

References

  • exploit, vdb-entry
  • product
  • product
  • third-party-advisory

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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