CVE-2025-4040Network attack vector

Authenticated privilege escalation via user-controlled record key

Published Jul 21, 2025 · Updated Jun 5, 2026

Authorization bypass in Turpak Automatic Station Monitoring System before 5.0.6.51 allows remote authenticated users to escalate privileges. TR-CERT has not disclosed the affected endpoint, parameter, or missing authorization check beyond classifying the flaw as user-controlled-key IDOR. A low-privilege account and network access are required, and the exact privileges gained have not been published.

CVSS severity7.1
High
EPSS probability0.29%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Authorization bypass in Turpak Automatic Station Monitoring System before 5.0.6.51 allows remote authenticated users to escalate privileges. TR-CERT has not disclosed the affected endpoint, parameter, or missing authorization check beyond classifying the flaw as user-controlled-key IDOR. A low-privilege account and network access are required, and the exact privileges gained have not been published.

The record

CVE
CVE-2025-4040
Published
Jul 21, 2025
Updated
Jun 5, 2026
Vendor
Turpak
Product
Automatic Station Monitoring System
Classifications
CWE-639, CAPEC-233, T1068
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jul 21, 2025CVE publishedPublication date reported by the CVE source.
  2. Jun 5, 2026Record 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 <5.0.6.51

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Turpak · Automatic Station Monitoring Systemversion=0 <5.0.6.51

Published CVSS scores

7.1Computer Emergency Response Team of the Republic of TurkeyCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-639Authorization Bypass Through User-Controlled Key
CAPEC-233Privilege Escalation
T1068Exploitation for Privilege Escalation

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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