CVE-2026-4830: kalcaddle kodbox Public Share userShare.class.php add privilege escalation
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 Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-4830?
CVE-2026-4830 is considered a high severity vulnerability due to its privilege escalation potential.
How do I fix CVE-2026-4830?
To fix CVE-2026-4830, it is recommended to update kalcaddle kodbox to the latest version available that addresses this vulnerability.
What causes CVE-2026-4830?
CVE-2026-4830 is caused by improper validation in the Public Share Handler of kalcaddle kodbox allowing unauthorized access.
Which software versions are affected by CVE-2026-4830?
CVE-2026-4830 specifically affects kalcaddle kodbox version 1.64.
Can CVE-2026-4830 lead to data loss?
Yes, due to its privilege escalation capability, CVE-2026-4830 can potentially lead to unauthorized data access and manipulation.