How severe is CVE-2019-9873?

CVE-2019-9873 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-9873 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-9873?

CVE-2019-9873 affects Jetbrains Intellij Idea. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-9873?

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

When was CVE-2019-9873 published?

CVE-2019-9873 was published on 2019-07-03 and last updated on 2026-06-17.

CVE-2019-9873

CVE-2019-9873 is a critical-severity vulnerability in Jetbrains Intellij Idea with a CVSS 3.x base score of 9.8. 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-312.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 5.0
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-312
Affected product: Jetbrains Intellij Idea
Published: 2019-07-03
Last modified: 2026-06-17

Description

In several versions of JetBrains IntelliJ IDEA Ultimate, creating Task Servers configurations leads to saving a cleartext unencrypted record of the server credentials in the IDE configuration files. The issue has been fixed in the following versions: 2019.1, 2018.3.5, 2018.2.8, and 2018.1.8.

Frequently asked questions

What is CVE-2019-9873?: In several versions of JetBrains IntelliJ IDEA Ultimate, creating Task Servers configurations leads to saving a cleartext unencrypted record of the server credentials in the IDE configuration files. The issue has been fixed in the following versions: 2019.1, 2018.3.5, 2018.2.8, and 2018.1.8.
How severe is CVE-2019-9873?: CVE-2019-9873 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-9873 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-9873?: CVE-2019-9873 affects Jetbrains Intellij Idea. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-9873?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2019-9873 published?: CVE-2019-9873 was published on 2019-07-03 and last updated on 2026-06-17.

References

https://blog.jetbrains.com/blog/2019/06/19/jetbrains-security-bulletin-q1-2019/

Affected products (1)

cpe:2.3:a:jetbrains:intellij_idea:*:*:*:*:*:*:*:*

More vulnerabilities in Jetbrains Intellij Idea

CVE-2021-45977 — Critical (CVSS 9.8): JetBrains IntelliJ IDEA 2021.3.1 Preview, IntelliJ IDEA 2021.3.1 RC, PyCharm Professional 2021.3.1 RC, GoLand 2021.3.1,…
CVE-2020-11690 — Critical (CVSS 9.8): In JetBrains IntelliJ IDEA before 2020.1, the license server could be resolved to an untrusted host in some cases.
CVE-2019-9823 — Critical (CVSS 9.8): In several JetBrains IntelliJ IDEA versions, creating remote run configurations of JavaEE application servers leads to…
CVE-2019-9186 — Critical (CVSS 9.8): In several JetBrains IntelliJ IDEA versions, a Spring Boot run configuration with the default setting allowed remote…
CVE-2019-10104 — Critical (CVSS 9.8): In several JetBrains IntelliJ IDEA Ultimate versions, an Application Server run configuration (for Tomcat, Jetty,…
CVE-2024-37051 — Critical (CVSS 9.3): GitHub access token could be exposed to third-party sites in JetBrains IDEs after version 2023.1 and less than:…

All CVEs affecting Jetbrains Intellij Idea →

Other CWE-312 (Cleartext Storage of Sensitive Information) vulnerabilities

CVE-2022-43757 — Critical (CVSS 9.9): A Cleartext Storage of Sensitive Information vulnerability in SUSE Rancher allows users on managed clusters to gain…
CVE-2021-36782 — Critical (CVSS 9.9): A Cleartext Storage of Sensitive Information vulnerability in SUSE Rancher allows authenticated Cluster Owners, Cluster…
CVE-2020-9045 — Critical (CVSS 9.9): During installation or upgrade to Software House C•CURE 9000 v2.70 and American Dynamics victor Video Management…
CVE-2026-31848 — Critical (CVSS 9.8): Nexxt Solutions Nebula 300+ firmware through version 12.01.01.37 uses the ecos_pw cookie for authentication, which…
CVE-2025-65826 — Critical (CVSS 9.8): The mobile application was found to contain stored credentials for the network it was developed on. If an attacker…
CVE-2025-34206 — Critical (CVSS 9.8): Vasion Print (formerly PrinterLogic) Virtual Appliance Host and Application (VA and SaaS deployments) mount host…

Browse all CWE-312 (Cleartext Storage of Sensitive Information) vulnerabilities →