What is CVE-2026-28354?

CVE-2026-28354 is a medium-severity vulnerability in Macwarrior Clipbucket-v5, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 6.5/10. Published 2026-02-27.

How severe is CVE-2026-28354?

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

Auth bypass in Macwarrior Clipbucket-v5

CVE-2026-28354

ClipBucket v5 is an open source video sharing platform. Prior to version 5.5.3 #59, collection item operations are vulnerable to authorization flaws, allowing a normal authenticated user to modify another user’s collection items. This affe…

Vulnerability class: IDOR (Insecure Direct Object Reference)

EPSS: 0.003 (17.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

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

Affected products

Macwarrior Clipbucket-v5 — versions < 5.5.3 - #59
Oxygenz Clipbucket

Weakness classification (CWE)

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)

Frequently asked questions

What is CVE-2026-28354?: CVE-2026-28354 is a medium-severity vulnerability in Macwarrior Clipbucket-v5, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 6.5/10. Published 2026-02-27.
How severe is CVE-2026-28354?: Medium severity. CVSS v3 base score is 6.5 out of 10.