Authorization Flaw in ClipBucket Video Sharing Platform
CVE-2026-47238

6.5MEDIUM

Key Information:

Vendor

Macwarrior

Status
Clipbucket-v5
Vendor
CVE Published:
11 June 2026

What is CVE-2026-47238?

ClipBucket v5, an open-source video sharing platform, is susceptible to a significant authorization flaw, wherein normal authenticated users can manipulate another user's video subtitles. This vulnerability arises from inadequate authorization checks, enabling an attacker to upload, edit, or delete subtitles associated with videos that do not belong to them. The issue has been addressed in the updated version 5.5.3, effectively mitigating the risk of unauthorized subtitle modifications. It is crucial for users running earlier versions to upgrade to the latest release to safeguard their video content.

Affected Version(s)

clipbucket-v5 < 5.5.3 - #133

References

https://github.com/MacWarrior/clipbucket-v5/security/advi...
x_refsource_CONFIRM

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.