CVE-2026-49383
Possible ATT&CK Techniques 1AI
T1190 · Exploit Public-Facing ApplicationAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| JetBrains | IntelliJ IDEA | < 2026.1 | affected |
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I. Basic Information for CVE-2026-49383
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In JetBrains IntelliJ IDEA before 2026.1 xXE in the UI Designer form parser was possible
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
XML外部实体引用的不恰当限制(XXE)
Source: CVE Program / CVE List V5
Vulnerability Title
JetBrains IntelliJ IDEA 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
JetBrains IntelliJ IDEA是捷克JetBrains公司的一套适用于Java语言的集成开发环境。 JetBrains IntelliJ IDEA 2026.1之前版本存在代码问题漏洞，该漏洞源于UI Designer表单解析器中的XML外部实体注入。
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 | IntelliJ IDEA | 0 ~ 2026.1 | - |
II. Public POCs for CVE-2026-49383
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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Vendor Pages for CVE-2026-49383 (1)
Same Patch Batch · JetBrains · 2026-05-29 · 21 CVEs total
| CVE-2026-49368 | 8.7 HIGH | JetBrains YouTrack 跨站脚本漏洞 |
| CVE-2026-49367 | 8.0 HIGH | JetBrains IntelliJ IDEA 安全漏洞 |
| CVE-2026-49366 | 7.8 HIGH | JetBrains IntelliJ IDEA 操作系统命令注入漏洞 |
| CVE-2026-49374 | 7.6 HIGH | JetBrains TeamCity 安全漏洞 |
| CVE-2026-49372 | 7.5 HIGH | JetBrains TeamCity 代码问题漏洞 |
| CVE-2026-49373 | 7.1 HIGH | JetBrains TeamCity 参数注入漏洞 |
| CVE-2026-49371 | 7.1 HIGH | JetBrains TeamCity 跨站脚本漏洞 |
| CVE-2026-49376 | 6.5 MEDIUM | JetBrains TeamCity 安全漏洞 |
| CVE-2026-49386 | 6.5 MEDIUM | JetBrains YouTrack 安全漏洞 |
| CVE-2026-49379 | 6.5 MEDIUM | JetBrains TeamCity 安全漏洞 |
| CVE-2026-49385 | 6.5 MEDIUM | JetBrains YouTrack 安全漏洞 |
| CVE-2026-49375 | 6.1 MEDIUM | JetBrains TeamCity 跨站脚本漏洞 |
| CVE-2026-49384 | 6.1 MEDIUM | JetBrains PyCharm 跨站脚本漏洞 |
| CVE-2026-49382 | 4.5 MEDIUM | JetBrains IntelliJ IDEA 安全漏洞 |
| CVE-2026-49377 | 4.3 MEDIUM | JetBrains TeamCity 安全漏洞 |
| CVE-2026-49378 | 4.3 MEDIUM | JetBrains TeamCity 安全漏洞 |
| CVE-2026-49369 | 4.3 MEDIUM | JetBrains YouTrack 安全漏洞 |
| CVE-2026-49381 | 3.4 LOW | JetBrains TeamCity 跨站脚本漏洞 |
| CVE-2026-49370 | 3.4 LOW | JetBrains YouTrack 安全漏洞 |
| CVE-2026-49380 | 3.1 LOW | JetBrains TeamCity 输入验证错误漏洞 |
IV. Related Vulnerabilities
Same weakness: CWE-611
- CVE-2025-36374
IBM DataPower Gateway affected by XML external entity inject - CVE-2026-54366
CentreStack < 17.4 XXE via SharePoint Storage Configuration - CVE-2026-54082
veraPDF-validatio: Use of Default `DocumentBuilderFactory` l - CVE-2026-54078
veraPDF Validation XXE via Rich Text - CVE-2026-54079
veraPDF Validation XXE via XFA
V. Comments for CVE-2026-49383
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