CVE-2025-67418Public exploitNetwork attack vector

Administrative takeover via persistent default credentials

Published Dec 22, 2025 · Updated Dec 22, 2025

Improper access control in ClipBucket 5.5.2 allows remote attackers to obtain full administrative control through default credentials. The installation retains a shipped administrative credential pair without forced rotation during setup or first login. Any network-reachable administrative panel that retains the defaults accepts an unauthenticated login with unrestricted application privileges.

CVSS severity9.8
Critical
EPSS probability0.50%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper access control in ClipBucket 5.5.2 allows remote attackers to obtain full administrative control through default credentials. The installation retains a shipped administrative credential pair without forced rotation during setup or first login. Any network-reachable administrative panel that retains the defaults accepts an unauthenticated login with unrestricted application privileges.

The record

CVE
CVE-2025-67418
Published
Dec 22, 2025
Updated
Dec 22, 2025
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-798, T1078.001
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Dec 22, 2025CVE publishedPublication date reported by the CVE source.
  2. Dec 22, 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?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

9.8CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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.

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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 exploitPublished

Weakness, pattern, technique

CWE-798Use of Hard-coded Credentials
T1078.001Valid Accounts: Default Accounts

Public exploit references

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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