CVE-2026-4830

kalcaddle kodbox Public Share userShare.class.php add privilege escalation

MEDIUM
5.6
CVSS Score
Published: March 26, 2026 at 12:18 AM UTC
Updated: June 17, 2026 at 10:57 AM UTC
1 product affected across 1 vendorKodbox

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Severity
MEDIUM5.6
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

A vulnerability was identified in kalcaddle kodbox 1.64. This issue affects the function Add of the file app/controller/explorer/userShare.class.php of the component Public Share Handler. Such manipulation leads to unrestricted upload. The attack can be executed remotely. This attack is characterized by high complexity. The exploitability is assessed as difficult. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (4)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/?id.353127
SignaturePermissions Required
Source: cverecord
https://vuldb.com/?ctiid.353127
Third Party Advisory
Source: cverecord
https://vuldb.com/?submit.775479

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.6MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-434CWE-284

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