CVE-2026-57926

LOW

Jetbrains YouTrack < 2026.2.16593 - Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

Title source: rule
STIX 2.1

Description

In JetBrains YouTrack before 2026.2.16593 the websandbox bridge was vulnerable to a prototype pollution attack

References (1)

Core 1

Scores

CVSS v3 2.6
EPSS 0.0018
EPSS Percentile 7.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-1321
Status published
Products (2)
JetBrains/YouTrack < 2026.2.16593
jetbrains/youtrack < 2026.2.16593
Published Jun 26, 2026
Tracked Since Jun 26, 2026