CVE-2025-57733Network attack vector

Authenticated email content modification via SMTP injection

Published Aug 20, 2025 · Updated Aug 20, 2025

SMTP injection in JetBrains TeamCity before 2025.07.1 allows remote authenticated users to modify outgoing email content. JetBrains identifies SMTP command injection but has not published the affected function, input field, or missing neutralization operation. The published assessment requires high privileges and network access; the reported consequence is limited to modifying email content.

CVSS severity5.5
Medium
EPSS probability0.28%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

SMTP injection in JetBrains TeamCity before 2025.07.1 allows remote authenticated users to modify outgoing email content. JetBrains identifies SMTP command injection but has not published the affected function, input field, or missing neutralization operation. The published assessment requires high privileges and network access; the reported consequence is limited to modifying email content.

The record

CVE
CVE-2025-57733
Published
Aug 20, 2025
Updated
Aug 20, 2025
Vendor
JetBrains
Product
TeamCity
Classifications
CWE-77, CAPEC-183, T1565.002
Attack vector
network
Privileges
admin

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 <2025.07.1

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

JetBrains · TeamCityversion=0 <2025.07.1

Published CVSS scores

3.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N
5.5JetBrains s.r.o.CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/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-77Improper Neutralization of Special Elements used in a Command ('Command Injection')
CAPEC-183IMAP/SMTP Command Injection
T1565.002Transmitted Data Manipulation

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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