CVE-2022-48343Network attack vector

Browser script execution via user creation input

Published Feb 23, 2023 · Updated Mar 11, 2025

Cross-site scripting in JetBrains TeamCity before 2022.10.2 allows remote attackers to execute script in a user’s browser during user creation. JetBrains has not disclosed which user-creation field lacks contextual output encoding or how attacker-controlled content reaches the rendered page. Exploitation requires user interaction; successful script execution can read or modify data available to the affected browser session.

CVSS severity5.4
Medium
EPSS probability59.46%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Cross-site scripting in JetBrains TeamCity before 2022.10.2 allows remote attackers to execute script in a user’s browser during user creation. JetBrains has not disclosed which user-creation field lacks contextual output encoding or how attacker-controlled content reaches the rendered page. Exploitation requires user interaction; successful script execution can read or modify data available to the affected browser session.

The record

CVE
CVE-2022-48343
Published
Feb 23, 2023
Updated
Mar 11, 2025
Vendor
JetBrains
Product
TeamCity
Classifications
CWE-79, T1203
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Feb 23, 2023CVE publishedPublication date reported by the CVE source.
  2. Mar 11, 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 <2022.10.2

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

JetBrains · TeamCityversion=0 <2022.10.2

Published CVSS scores

6.1NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
5.4JetBrains s.r.o.CVSS: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.

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

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')
T1203Exploitation for Client Execution

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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