What is CVE-2022-29930?

CVE-2022-29930 is a high-severity vulnerability in Jetbrains Ktor, classified under CWE-342. CVSS score: 8.7/10. Published 2022-05-12.

How severe is CVE-2022-29930?

High severity. CVSS v3 base score is 8.7 out of 10.

Vulnerability in Jetbrains Ktor

CVE-2022-29930

SHA1 implementation in JetBrains Ktor Native 2.0.0 was returning the same value. The issue was fixed in Ktor version 2.0.1.

Published 2022-05-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.009 (58.7th percentile), scored 2026-10-20.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 58.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: +0.000

Affected products

Jetbrains Ktor — versions 2.0.0, 2.0.1

Weakness classification (CWE)

References

www.jetbrains.com/privacy-security/issues-fixed/ (Vendor Advisory)
github.com/ktorio/ktor/pull/2966 (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2022-29930?: CVE-2022-29930 is a high-severity vulnerability in Jetbrains Ktor, classified under CWE-342. CVSS score: 8.7/10. Published 2022-05-12.
How severe is CVE-2022-29930?: High severity. CVSS v3 base score is 8.7 out of 10.