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CVE-2026-57926

CVSS 2.6 · Low

Possible ATT&CK Techniques 1AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-57926

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
In JetBrains YouTrack before 2026.2.16593 the websandbox bridge was vulnerable to a prototype pollution attack
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
CWE-1321
Source: NVD (National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
JetBrainsYouTrack 0 ~ 2026.2.16593 -

II. Public POCs for CVE-2026-57926

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III. Intelligence Information for CVE-2026-57926

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Vendor Pages for CVE-2026-57926 (1)

Same Patch Batch · JetBrains · 2026-06-26 · 7 CVEs total

CVE-2026-539146.7 MEDIUMKotlin<2.4.20构建缓存元数据反序列化漏洞
CVE-2026-579235.3 MEDIUMJetBrains YouTrack<2026.2.16593配置端点授权漏洞
CVE-2026-579254.3 MEDIUMYouTrack <2026.2.16593 不当访问控制漏洞
CVE-2026-579244.3 MEDIUMYouTrack <2026.2.16593 默认角色配置泄露用户详情
CVE-2026-579214.3 MEDIUMYouTrack 2026.2.16593以下版本权限控制不当漏洞
CVE-2026-579223.1 LOWJetBrains YouTrack项目设置通过MCP泄露漏洞

IV. Related Vulnerabilities

Same product: YouTrack
Same vendor: JetBrains
Same weakness: CWE-1321

V. Comments for CVE-2026-57926

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