CVE-2022-38179

FAUCET Score

CVE-2022-38179 describes a Reflect File Download (RFD) vulnerability in JetBrains Ktor versions prior to 2.1.0. This medium-severity vulnerability (CVSS 6.1) requires user interaction and could lead to partial loss of confidentiality and integrity if exploited. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		>= 2.1.0, < 2.1.0CPE match	cpe:2.3:a:jetbrains:ktor::::::::
		< 2.1.0CPE matchmatch criteria	cpe:2.3:a:jetbrains:ktor::::::::

CVSS Data

CVSS version used by this source: 3.1

4.7MEDIUM

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

Exploitability Score

1.6

Impact Score

2.7

CvssVersion

3.1

Exploit Intelligence

EPSS Score

0.41%

Probability of exploitation in next 30 days

EPSS Percentile

34.0%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0042 is in the 36th percentile among its peer group of 26,234 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

mavenpatch availablevia ghsa

Product: io.ktor:ktorFixed in: 2.1.0

Vendor Advisories (1)

mavenGHSA-v866-gwf5-w92fmedium

JetBrains Ktor before 2.1.0 was vulnerable to a Reflect File Download attack

Aug 13, 2022

References

github.com / ktorio/ktor/pull/3110

Third Party Advisory

jetbrains.com / privacy-security/issues-fixed

Vendor Advisory