PT-2025-4307 · Unknown · Clipbucket

Kawing-Ho · CVE-2025-21623 · Published 2025-01-07 · Updated 2025-09-05

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions ClipBucket V5 versions prior to 5.5.1 - 238

Description The issue allows unauthenticated attackers to change the template directory via a directory traversal, resulting in a denial of service. ClipBucket V5 provides open source video hosting with PHP.

Recommendations For versions prior to 5.5.1 - 238, update to version 5.5.1 - 238 or later to resolve the issue. As a temporary workaround, consider restricting access to the template directory to prevent unauthorized changes.

Exploit

Fix

DoS

Missing Authentication

Path traversal

Weakness Enumeration

CWE-306

CWE-22

Related Identifiers

CVE-2025-21623

GHSA-FFHJ-HPRX-7QVR

Affected Products

Clipbucket

References · 7

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/21xxx/CVE-2025-21623.json · Exploit
• 🔥 https://github.com/MacWarrior/clipbucket-v5/security/advisories/GHSA-ffhj-hprx-7qvr · Exploit
• https://github.com/MacWarrior/clipbucket-v5/commit/75d663f010cd8569eb9e278f030838174fb30188 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2025-21623 · Security Note
• https://osv.dev/vulnerability/CVE-2025-21623 · Vendor Advisory
• https://twitter.com/CVEnew/status/1876662295062782316 · Twitter Post
• https://t.me/cveNotify/134451 · Telegram Post