XSS in Macwarrior Clipbucket-V5
CVE-2026-95812
ClipBucket v5 before 5.5.3-#182 contains a reflected cross-site scripting vulnerability in the sort_link() helper function that fails to sanitize cat, sort, and time query parameters. Attackers can craft malicious requests with injected script payloads in these parameters to execute arbitrary JavaScript in victims' browsers under the application origin.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.004 (29.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 29.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
Weakness classification (CWE)
References
- Patch Commit (patch)
- clipbucket-v5 5.5.3-%23182 Release Notes (release-notes)
- sort_link() in upload/includes/functions.php at 5.5.3-#153 (technical-description)
- Reporter write-up (technical-description, exploit)
- github.com/MacWarrior/clipbucket-v5 (product)
- VulnCheck Advisory: ClipBucket v5 before 5.5.3-#182 Reflected XSS via Query Parameters (third-party-advisory)
Frequently asked questions
- What is CVE-2026-95812?
- CVE-2026-95812 is a medium-severity vulnerability in Macwarrior Clipbucket-V5, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-09-22.
- How severe is CVE-2026-95812?
- Medium severity. CVSS v3 base score is 6.1 out of 10.