CVE-2025-46618Network attack vector

Stored script execution via Data Directory rendering

Published Apr 25, 2025 · Updated Apr 25, 2025

Stored XSS in JetBrains TeamCity before 2025.03.1 allows remote authenticated users to run script in a viewer's browser on the Data Directory tab. JetBrains has not disclosed which stored Data Directory value reaches the page without context-appropriate output encoding. Exploitation requires high-privilege access and a second user to view the tab, allowing script to read or alter data available to that browser session.

CVSS severity3.5
Low
EPSS probability61.73%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored XSS in JetBrains TeamCity before 2025.03.1 allows remote authenticated users to run script in a viewer's browser on the Data Directory tab. JetBrains has not disclosed which stored Data Directory value reaches the page without context-appropriate output encoding. Exploitation requires high-privilege access and a second user to view the tab, allowing script to read or alter data available to that browser session.

The record

CVE
CVE-2025-46618
Published
Apr 25, 2025
Updated
Apr 25, 2025
Vendor
JetBrains
Product
TeamCity
Classifications
CWE-79, T1203
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Apr 25, 2025CVE publishedPublication date reported by the CVE source.
  2. Apr 25, 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 <2025.03.1

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

JetBrains · TeamCityversion=0 <2025.03.1

Published CVSS scores

3.5JetBrainsCVSS:3.1/AV:N/AC:L/PR:H/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.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1203Exploitation for Client Execution

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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