CVE-2025-64338

CVE-2025-64338 is a critical-severity vulnerability in Oxygenz Clipbucket with a CVSS 3.x base score of 9.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Description

ClipBucket v5 is an open source video sharing platform. In versions 5.5.2 - #156 and below, an authenticated regular user can create a photo collection whose Collection Name contains HTML/JavaScript payloads, which making ClipBucket’s Manage Photos feature vulnerable to Stored XSS. The payload is rendered unsafely in the Admin → Manage Photos interface, causing it to execute in the administrator’s browser, therefore allowing an attacker to target administrators and perform actions with elevated privileges. This issue is fixed in version 5.5.2 - #157.

Frequently asked questions

What is CVE-2025-64338?
ClipBucket v5 is an open source video sharing platform. In versions 5.5.2 - #156 and below, an authenticated regular user can create a photo collection whose Collection Name contains HTML/JavaScript payloads, which making ClipBucket’s Manage Photos feature vulnerable to Stored XSS. The payload is rendered unsafely in the Admin → Manage Photos interface, causing it to execute in the administrator’s browser, therefore allowing an attacker to target administrators and perform actions with elevated privileges. This issue is fixed in version 5.5.2 - #157.
How severe is CVE-2025-64338?
CVE-2025-64338 has a CVSS 3.x base score of 9.0, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-64338 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-64338?
CVE-2025-64338 affects Oxygenz Clipbucket. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-64338?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-64338 have an EU (EUVD) identifier?
Yes. CVE-2025-64338 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-38243.
When was CVE-2025-64338 published?
CVE-2025-64338 was published on 2025-11-07 and last updated on 2026-06-17.

References

Affected products (1)

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