CVE-2025-57727Network attack vector

Credential disclosure via malicious remote reference

Published Aug 20, 2025 · Updated Aug 20, 2025

Cleartext credential exposure in JetBrains IntelliJ IDEA before 2025.2 allows remote attackers to obtain credentials via a remote reference. JetBrains identifies the flaw as cleartext transmission but has not published the responsible component or the operation applied to the reference. Exploitation requires a user to interact with the remote reference and is limited to credential confidentiality; no integrity or availability impact is reported.

CVSS severity4.7
Medium
EPSS probability0.20%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Cleartext credential exposure in JetBrains IntelliJ IDEA before 2025.2 allows remote attackers to obtain credentials via a remote reference. JetBrains identifies the flaw as cleartext transmission but has not published the responsible component or the operation applied to the reference. Exploitation requires a user to interact with the remote reference and is limited to credential confidentiality; no integrity or availability impact is reported.

The record

CVE
CVE-2025-57727
Published
Aug 20, 2025
Updated
Aug 20, 2025
Vendor
JetBrains
Product
IntelliJ IDEA
Classifications
CWE-319
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Aug 20, 2025CVE publishedPublication date reported by the CVE source.
  2. Aug 20, 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 <2025.2

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

JetBrains · IntelliJ IDEAversion=0 <2025.2

Published CVSS scores

7.5NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
4.7JetBrainsCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/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-319Cleartext Transmission of Sensitive Information

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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