What’s Vulnerable › Vulnerabilities

CVE-2019-12737

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-10-02 · updated 2026-06-17
• Weakness: CWE-916

Description

UserHashedTableAuth in JetBrains Ktor framework before 1.2.0-rc uses a One-Way Hash with a Predictable Salt for storing user credentials.

Affected products

• JetBrains Ktor: through 1.1.5; 1.2.0-rc

References

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

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