YouTrack <2026.2.16593 Improper Access: Read Private Data via Comment Templates
CVE-2026-57921 Published on June 26, 2026
In JetBrains YouTrack before 2026.2.16593 improper access control allowed reading users' private data via the comment templates endpoint
Vulnerability Analysis
CVE-2026-57921 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 a small impact on confidentiality, a small impact on integrity and availability.
Weakness Type
What is an AuthZ Vulnerability?
The software does not perform an authorization check when an actor attempts to access a resource or perform an action.
CVE-2026-57921 has been classified to as an AuthZ vulnerability or weakness.
Products Associated with CVE-2026-57921
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Affected Versions
JetBrains YouTrack:- Before 2026.2.16593 is affected.