HTTP Request Smuggling Vulnerability in JetBrains Ktor
CVE-2025-29904

5.3MEDIUM

Key Information:

Vendor

Jetbrains
Status
Ktor
Vendor
CVE Published:
12 March 2025

What is CVE-2025-29904?

An HTTP Request Smuggling vulnerability was discovered in JetBrains Ktor, affecting versions prior to 3.1.1. This vulnerability allows attackers to manipulate requests sent to the server, potentially leading to unauthorized actions or data exposure. It is crucial for users of Ktor to update to version 3.1.1 or later to mitigate the risks associated with this security issue.

Affected Version(s)

Ktor 0 < 3.1.1

References

https://www.jetbrains.com/privacy-security/issues-fixed/

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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