How severe is CVE-2019-16407?

CVE-2019-16407 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-16407 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-16407?

CVE-2019-16407 affects Jetbrains Resharper. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-16407?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2019-16407 published?

CVE-2019-16407 was published on 2019-10-02 and last updated on 2026-06-17.

CVE-2019-16407

CVE-2019-16407 is a high-severity vulnerability in Jetbrains Resharper with a CVSS 3.x base score of 7.3. 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-427.

Key facts

Severity: High (CVSS 3.x base score 7.3)
CVSS v2: 4.4
EPSS exploit prediction: 0% (28th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-427
Affected product: Jetbrains Resharper
Published: 2019-10-02
Last modified: 2026-06-17

Description

JetBrains ReSharper installers for versions before 2019.2 had a DLL Hijacking vulnerability.

Frequently asked questions

What is CVE-2019-16407?: JetBrains ReSharper installers for versions before 2019.2 had a DLL Hijacking vulnerability.
How severe is CVE-2019-16407?: CVE-2019-16407 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-16407 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-16407?: CVE-2019-16407 affects Jetbrains Resharper. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-16407?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2019-16407 published?: CVE-2019-16407 was published on 2019-10-02 and last updated on 2026-06-17.

References

https://blog.jetbrains.com/blog/2019/09/26/jetbrains-security-bulletin-q2-2019/

Affected products (1)

cpe:2.3:a:jetbrains:resharper:*:*:*:*:*:*:*:*

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