CVE-2025-66132Network attack vector

Unauthenticated data disclosure via user-controlled object key

Published Dec 16, 2025 · Updated Dec 16, 2025

IDOR in FAPI Member 2.2.35 and earlier allows remote attackers to read protected data through a user-controlled object key. Patchstack has not disclosed the affected request handler or the operation that accepts the key without confirming ownership of the referenced object. No authentication or user interaction is required, and the published impact is limited to unauthorized data disclosure.

CVSS severity5.3
Medium
EPSS probability0.30%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

IDOR in FAPI Member 2.2.35 and earlier allows remote attackers to read protected data through a user-controlled object key. Patchstack has not disclosed the affected request handler or the operation that accepts the key without confirming ownership of the referenced object. No authentication or user interaction is required, and the published impact is limited to unauthorized data disclosure.

The record

CVE
CVE-2025-66132
Published
Dec 16, 2025
Updated
Dec 16, 2025
Vendor
FAPI Business s.r.o.
Product
FAPI Member
Classifications
CWE-639, CAPEC-180, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Dec 16, 2025CVE publishedPublication date reported by the CVE source.
  2. Dec 16, 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=n/a <=<= 2.2.26

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

FAPI Business s.r.o. · FAPI Memberversion=n/a <=<= 2.2.26

Published CVSS scores

5.3PatchstackCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/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-639Authorization Bypass Through User-Controlled Key
CAPEC-180Exploiting Incorrectly Configured Access Control Security Levels
T1190Exploit Public-Facing Application

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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