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CVE-2026-75045

Quick assessment

Affected
JetBrains YouTrack
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

JetBrains YouTrack是捷克JetBrains公司的一款项目管理软件。 JetBrains YouTrack 2025.3.156085之前版本、2026.1.13913之前版本和2026.2.18112之前版本存在授权问题漏洞，该漏洞源于共享草稿签名问题，可能导致未经身份验证的攻击者下载数据库备份。

CVSS 9.1 · Critical EPSS 0.42% · P34

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage

Affected Version Matrix 1

VendorProduct Version RangeStatus
JetBrains YouTrack < 2025.3.156085, 2026.1.13913, 2026.2.18112 affected
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I. Basic Information for CVE-2026-75045

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In JetBrains YouTrack before 2025.3.156085, 2026.1.13913, 2026.2.18112 an unauthenticated attacker could download database backups via shared draft signature
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
使用候选路径或通道进行的认证绕过
Source: CVE Program / CVE List V5
Vulnerability Title
JetBrains YouTrack 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
JetBrains YouTrack是捷克JetBrains公司的一款项目管理软件。 JetBrains YouTrack 2025.3.156085之前版本、2026.1.13913之前版本和2026.2.18112之前版本存在授权问题漏洞，该漏洞源于共享草稿签名问题，可能导致未经身份验证的攻击者下载数据库备份。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
JetBrains YouTrack 0 ~ 2025.3.156085, 2026.1.13913, 2026.2.18112 -

II. Public POCs for CVE-2026-75045

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III. Intelligence Information for CVE-2026-75045

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Vendor Pages for CVE-2026-75045 (1)

Same Patch Batch · JetBrains · 2026-08-17 · 18 CVEs total

CVE-2026-75060 8.4 HIGH JetBrains PyCharm 授权问题漏洞
CVE-2026-75048 8.2 HIGH JetBrains YouTrack 跨站脚本漏洞
CVE-2026-75044 8.1 HIGH JetBrains YouTrack 授权问题漏洞
CVE-2026-75051 8.1 HIGH JetBrains YouTrack 授权问题漏洞
CVE-2026-75056 7.8 HIGH JetBrains IntelliJ IDEA 命令注入漏洞
CVE-2026-75050 7.1 HIGH JetBrains YouTrack 资源管理错误漏洞
CVE-2026-75049 6.5 MEDIUM JetBrains YouTrack 授权问题漏洞
CVE-2026-75047 6.5 MEDIUM JetBrains YouTrack 资源管理错误漏洞
CVE-2026-75054 6.3 MEDIUM JetBrains IntelliJ IDEA 服务端请求伪造漏洞
CVE-2026-75057 6.2 MEDIUM JetBrains IntelliJ IDEA 日志信息泄露漏洞
CVE-2026-68762 5.9 MEDIUM JetBrains Ktor 资源管理错误漏洞
CVE-2026-75055 5.5 MEDIUM JetBrains IntelliJ IDEA 输入验证错误漏洞
CVE-2026-75058 5.5 MEDIUM JetBrains IntelliJ IDEA 输入验证错误漏洞
CVE-2026-75053 5.4 MEDIUM JetBrains IntelliJ IDEA 服务端请求伪造漏洞
CVE-2026-75059 4.4 MEDIUM JetBrains PyCharm 跨站脚本漏洞
CVE-2026-75046 4.3 MEDIUM JetBrains YouTrack 授权问题漏洞
CVE-2026-75052 3.6 LOW JetBrains IntelliJ IDEA 命令注入漏洞

IV. Related Vulnerabilities

Same product: YouTrack
Same vendor: JetBrains
Same weakness: CWE-288

V. Comments for CVE-2026-75045

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