What is CVE-2025-55911?

CVE-2025-55911 is a medium-severity vulnerability in Oxygenz Clipbucket, classified under Command Injection. CVSS score: 6.5/10. Published 2025-09-18.

How severe is CVE-2025-55911?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Is CVE-2025-55911 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

RCE in Oxygenz Clipbucket

CVE-2025-55911

An issue Clip Bucket v.5.5.2 Build#90 allows a remote attacker to execute arbitrary codes via the file_downloader.php and the file parameter

Vulnerability class: Command Injection (OS Command Injection)

Published 2025-09-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.011 (64.6th percentile), scored 2026-10-25.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Oxygenz Clipbucket

Weakness classification (CWE)

CWE-77 — Command Injection

Public proof-of-concept exploits

References

medium.com/@mukund.s1337/cve-2025-55911-clipbucket-5-5-2-build-90-ssrf-via-uplo… (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2025-55911?: CVE-2025-55911 is a medium-severity vulnerability in Oxygenz Clipbucket, classified under Command Injection. CVSS score: 6.5/10. Published 2025-09-18.
How severe is CVE-2025-55911?: Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2025-55911 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.