CVE-2026-100372

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

1.14% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 66.5% of scored records. A rank, not a probability.

NVD base score

8.6 (CVSS v4.0), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

NVD analysis status

Deferred. NVD last modified this record on 2026-09-30.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2026-09-25 19:38Z1 MO AGO

Last updated

2026-10-06 13:36Z22 DAYS AGO

Reserved

2026-09-25

Assigning CNA

VulnCheck

Record state

PUBLISHED

Severity

High (CVSS 8.6)

CNA CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Weaknesses

• CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')Base

Data version

5.2

Document digest

d7f475f44d9cdaa0c04c5162b83370badc4842dd1a1d9d51917924e71423b0f1

• hackmd.iohttps://hackmd.io/@leediay/S1AIRjzqfxexploitthird-party-advisory
• github.comhttps://github.com/MacWarrior/clipbucket-v5/commit/f31de49b2194482ffef7147aa1e9b1c8f0f04eb7patch
• github.comhttps://github.com/MacWarrior/clipbucket-v5/blob/61cce55ab26ef88fb782dfde47b44c17c56978cd/upload/admin_area/template_editor.php#L44-L69technical-description
• github.comclipbucket-v5 5.5.3-%23197 Release Noteshttps://github.com/MacWarrior/clipbucket-v5/releases/tag/5.5.3-%23197release-notes
• github.comhttps://github.com/MacWarrior/clipbucket-v5product
• www.vulncheck.comVulnCheck Advisory: ClipBucket v5 before 5.5.3-#197 Path Traversal via template_editor.phphttps://www.vulncheck.com/advisories/clipbucket-v5-before-5.5.3-197-path-traversal-via-template-editor-phpthird-party-advisory