How severe is CVE-2018-25231?

CVE-2018-25231 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2018-25231 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-25231?

CVE-2018-25231 affects Heidisql. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-25231?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2018-25231 have an EU (EUVD) identifier?

Yes. CVE-2018-25231 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2018-21720.

When was CVE-2018-25231 published?

CVE-2018-25231 was published on 2026-03-30 and last updated on 2026-06-17.

CVE-2018-25231

CVE-2018-25231 is a medium-severity vulnerability in Heidisql with a CVSS 3.x base score of 6.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-98.

Key facts

Severity: Medium (CVSS 3.x base score 6.2)
CVSS v4: 6.9
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2018-21720
Weakness: CWE-98
Affected product: Heidisql
Published: 2026-03-30
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2018-25231?: 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.
How severe is CVE-2018-25231?: CVE-2018-25231 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2018-25231 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-25231?: CVE-2018-25231 affects Heidisql. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-25231?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2018-25231 have an EU (EUVD) identifier?: Yes. CVE-2018-25231 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2018-21720.
When was CVE-2018-25231 published?: CVE-2018-25231 was published on 2026-03-30 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:heidisql:heidisql:*:*:*:*:*:*:*:*

Other CWE-98 (PHP Remote File Inclusion) vulnerabilities

CVE-2025-25174 — Critical (CVSS 10.0): Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability…
CVE-2012-10025 — Critical (CVSS 10.0): The WordPress plugin Advanced Custom Fields (ACF) version 3.5.1 and below contains a remote file inclusion (RFI)…
CVE-2026-41228 — Critical (CVSS 9.9): Froxlor is open source server administration software. Prior to version 2.3.6, the Froxlor API endpoint…
CVE-2025-31340 — Critical (CVSS 9.9): A improper control of filename for include/require statement in PHP program vulnerability in the retrieve course…
CVE-2023-5199 — Critical (CVSS 9.9): The PHP to Page plugin for WordPress is vulnerable Local File Inclusion to Remote Code Execution in versions up to, and…
CVE-2026-7515 — Critical (CVSS 9.8): The BetterDocs Pro plugin for WordPress is vulnerable to Local File Inclusion in versions up to, and including, 3.8.0…

Browse all CWE-98 (PHP Remote File Inclusion) vulnerabilities →