CVE Catalog
CVE-2026-57926
LowCVSS 2.6Exploitation Probability (EPSS)
Low risk0.18%
8th percentile — higher than 8% of all known CVEs
Summary
In JetBrains YouTrack before 2026.2.16593 the websandbox bridge was vulnerable to a prototype pollution attack.
Risk Assessment
An attacker could exploit this vulnerability to modify application behavior, potentially leading to privilege escalation or unauthorized operations in the user context.
Recommendation
It is recommended to immediately update JetBrains YouTrack to version 2026.2.16593 or later, which includes a fix for this vulnerability.
Original NVD description (English source)
In JetBrains YouTrack before 2026.2.16593 the websandbox bridge was vulnerable to a prototype pollution attack