CVE-2025-68165Network attack vector

Browser script execution via reflected setup input

Published Dec 16, 2025 · Updated Dec 16, 2025

Reflected XSS in JetBrains TeamCity before 2025.11 allows remote attackers to execute scripts through the VCS Root setup page. JetBrains identifies the VCS Root setup locus but has not disclosed which request parameter is reflected or which output-encoding operation fails. Exploitation requires user interaction, and script execution is confined to the affected user's TeamCity browser context.

CVSS severity5.4
Medium
EPSS probability4.21%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Reflected XSS in JetBrains TeamCity before 2025.11 allows remote attackers to execute scripts through the VCS Root setup page. JetBrains identifies the VCS Root setup locus but has not disclosed which request parameter is reflected or which output-encoding operation fails. Exploitation requires user interaction, and script execution is confined to the affected user's TeamCity browser context.

The record

CVE
CVE-2025-68165
Published
Dec 16, 2025
Updated
Dec 16, 2025
Vendor
JetBrains
Product
TeamCity
Classifications
CWE-79
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Dec 16, 2025CVE publishedPublication date reported by the CVE source.
  2. Dec 16, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <2025.11

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

JetBrains · TeamCityversion=0 <2025.11

Published CVSS scores

5.4JetBrainsCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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