JetBrains Ktor information disclosure

MEDIUM 5.3CVE-2024-49580 · GHSA-8qv4-773j-c979 · Published 17/10/2024 · updated 17/06/2026

In short

CVE-2024-49580 is a MEDIUM (CVSS 5.3) vulnerability affecting io.ktor:ktor-client-core-jvm, ktor (jetbrains).
Chance of exploitation in the next 30 days (EPSS): 0.35%, higher than 28.9% of all vulnerabilities.
Fix: update to 2.3.13, 3.0.0 or later.

Package	Affected versions	Patched versions
io.ktor:ktor-client-core-jvm Maven	`< 2.3.13`	`2.3.13`
ktor jetbrains	`< 3.0.0`	`3.0.0`

Improper caching in JetBrains Ktor before 3.0.0 in the HttpCache Plugin could lead to response information disclosure.

NVD description

In JetBrains Ktor before 2.3.13 improper caching in HttpCache Plugin could lead to response information disclosure

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