Medium severity · published Feb 27, 2026
CVE-2026-26997
ClipBucket v5 has Stored XSS via Collection name
5.4
CVSS
0.2%
EPSS
No
On KEV
Description
ClipBucket v5 is an open source video sharing platform. Prior to version 5.5.3 #59, a normal authenticated user can store the XSS payload. The payload is triggered by administrator. Version 5.5.3 #59 fixes the issue.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 14% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CL
clipbucket-v5 · MacWarrior
< 5.5.3 #59 · source: vendor
CL
Clipbucket · Oxygenz
5.3 before 5.5.3-59 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-26997
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-26997
Patch
https://github.com/MacWarrior/clipbucket-v5/commit/2da4c8e41f9e4baf47ff89f8a674fbe9b63ac76d
Exploit
https://github.com/MacWarrior/clipbucket-v5/security/advisories/GHSA-97r6-4hmx-hcrh
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