High severity · published Sep 18, 2025
CVE-2025-55912
An issue in ClipBucket 5.5.0 and prior versions allows an unauthenticated attacker can exploit the plupload endpoint in photo_uploader.php to upload arbitrary files without any…
7.3
CVSS
1.5%
EPSS
No
On KEV
Description
An issue in ClipBucket 5.5.0 and prior versions allows an unauthenticated attacker can exploit the plupload endpoint in photo_uploader.php to upload arbitrary files without any authentication, due to missing access controls in the upload handler
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.5% · higher than 75% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CL
Clipbucket · Oxygenz
through 5.5.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-55912
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-55912
Patch
https://github.com/MacWarrior/clipbucket-v5/blob/5.5.0/upload/actions/photo_uploader.php
Release Notes
https://github.com/MacWarrior/clipbucket-v5/releases?page=2
Mitigation
https://github.com/MacWarrior/clipbucket-v5/tree/5.5.0
Exploit
https://medium.com/@mukund.s1337/cve-2025-55912-clipbucket-5-5-0-unauthenticated-arbitrary-file-upload-rce-720c0c0fbc58
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