JetBrains YouTrack DoS via decompression bomb (pre-2026.2.18177)
CVE-2026-75047 Published on August 17, 2026

In JetBrains YouTrack before 2026.2.18177 doS attack was possible via a decompression bomb in the import endpoint

NVD

Vulnerability Analysis

CVE-2026-75047 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
NONE
Integrity Impact:
NONE
Availability Impact:
HIGH

Weakness Type

What is a Data Amplification Vulnerability?

The software does not handle or incorrectly handles a compressed input with a very high compression ratio that produces a large output. An example of data amplification is a "decompression bomb," a small ZIP file that can produce a large amount of data when it is decompressed.

CVE-2026-75047 has been classified to as a Data Amplification vulnerability or weakness.


Products Associated with CVE-2026-75047

Want to know whenever a new CVE is published for JetBrains Youtrack? stack.watch will email you.

 

Affected Versions

JetBrains YouTrack: