Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2026-103489

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.

在 JetBrains YouTrack 2026.2.19422 之前的版本中，VCS（版本控制系统）命令失败通知中存在 HTML 注入漏洞。

CVSS 2.0 · Low

Possible ATT&CK Techniques 1 AI

T1059.007 · JavaScript
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-103489

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In JetBrains YouTrack before 2026.2.19422 hTML injection in VCS command failure notifications was possible
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
JetBrains YouTrack 0 ~ 2026.2.19422 -

II. Public POCs for CVE-2026-103489

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-103489

请登录查看更多情报信息。

Vendor Pages for CVE-2026-103489 (1)

Same Patch Batch · JetBrains · 2026-10-01 · 10 CVEs total

CVE-2026-103493 8.1 HIGH JetBrains YouTrack 2026.2前存储型XSS漏洞
CVE-2026-103490 7.2 HIGH JetBrains YouTrack 2026.2.19422前权限提升漏洞
CVE-2026-103488 7.1 HIGH JetBrains YouTrack 2026.2前越权访问漏洞
CVE-2026-103494 6.6 MEDIUM JetBrains YouTrack 2026.2.19422前权限提升漏洞
CVE-2026-103492 6.5 MEDIUM JetBrains YouTrack 2026.2前PSD附件DoS漏洞
CVE-2026-103491 6.5 MEDIUM JetBrains YouTrack 2026.2前iDOR漏洞
CVE-2026-103497 5.5 MEDIUM JetBrains YouTrack 2026.2前GitHub集成SSRF漏洞
CVE-2026-103496 5.4 MEDIUM JetBrains YouTrack 2026.2前收件箱IDOR漏洞
CVE-2026-103495 4.3 MEDIUM JetBrains YouTrack 2026.2前翻译重载越权漏洞

IV. Related Vulnerabilities

Same product: YouTrack
Same vendor: JetBrains
Same weakness: CWE-79

V. Comments for CVE-2026-103489

No comments yet

Leave a comment