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CVE-2026-111096

Quick assessment

Affected
JetBrains TeamCity
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 TeamCity 2026.2 之前、2026.1.4 之前以及 2025.11.8 之前的版本中，经典构建日志中存在存储型跨站脚本（XSS）漏洞。

CVSS 6.7 · Medium EPSS 0.20% · P10

Affected Version Matrix 1

VendorProduct Version RangeStatus
JetBrains TeamCity < 2026.2, 2026.1.4, 2025.11.8 affected
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I. Basic Information for CVE-2026-111096

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In JetBrains TeamCity before 2026.2, 2026.1.4, 2025.11.8 stored XSS in the classic build log was possible
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:L
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 TeamCity 0 ~ 2026.2, 2026.1.4, 2025.11.8 -

II. Public POCs for CVE-2026-111096

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III. Intelligence Information for CVE-2026-111096

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Vendor Pages for CVE-2026-111096 (1)

Same Patch Batch · JetBrains · 2026-10-15 · 6 CVEs total

CVE-2026-111094 8.1 HIGH TeamCity<2026.2远程代码执行漏洞
CVE-2026-111095 8.0 HIGH TeamCity影响版本XSS漏洞
CVE-2026-111091 7.8 HIGH JetBrains Junie CLI代码执行漏洞
CVE-2026-111093 7.5 HIGH JetBrains Datalore <2026.2.1 未授权路径穿越漏洞
CVE-2026-111092 6.5 MEDIUM JetBrains YouTrack越权执行命令漏洞

IV. Related Vulnerabilities

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

V. Comments for CVE-2026-111096

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