CVE-2025-43014Network attack vector

Unauthorized SSH connections via insufficient confirmation

Published Apr 17, 2025 · Updated Apr 17, 2025

Authentication weakness in JetBrains Toolbox App before 2.6 allows remote attackers to trigger SSH connections through its SSH plugin. The plugin starts the requested connection without obtaining sufficient user confirmation for the remote endpoint. Exploitation requires user interaction; JetBrains reports confidentiality and integrity impact but does not disclose the exact data exposed or modified.

CVSS severity6.1
Medium
EPSS probability0.23%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Authentication weakness in JetBrains Toolbox App before 2.6 allows remote attackers to trigger SSH connections through its SSH plugin. The plugin starts the requested connection without obtaining sufficient user confirmation for the remote endpoint. Exploitation requires user interaction; JetBrains reports confidentiality and integrity impact but does not disclose the exact data exposed or modified.

The record

CVE
CVE-2025-43014
Published
Apr 17, 2025
Updated
Apr 17, 2025
Vendor
JetBrains
Product
Toolbox App
Classifications
CWE-304, T1204
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Apr 17, 2025CVE publishedPublication date reported by the CVE source.
  2. Apr 17, 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 <2.6

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

JetBrains · Toolbox Appversion=0 <2.6

Published CVSS scores

6.1JetBrains s.r.o.CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
6.5NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/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-304Missing Critical Step in Authentication
T1204User 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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