Vulnerability · Published Mar 26, 2026 · Assigned by VulDB

CVE-2026-4831kalcaddle kodbox Password-protected Share auth.class.php can improper authentication

Low 3.7

In plain English

A low-severity improper authentication in kodbox from kalcaddle. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 42% of all known vulnerabilities).

Severity (CVSS 3.1)3.7Low

Exploit odds (30 days)0.5%top 57.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

A security flaw has been discovered in kalcaddle kodbox 1.64. Impacted is the function can of the file /workspace/source-code/app/controller/explorer/auth.class.php of the component Password-protected Share Handler. Performing a manipulation results in improper authentication. The attack is possible to be carried out remotely. The complexity of an attack is rather high. The exploitability is considered difficult. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products (as reported)

Vendor	Product	Versions
kalcaddle	kodbox	1.64

Weakness: CWE-287 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R

References

VDB-353128 | kalcaddle kodbox Password-protected Share auth.class.php can improper authentication vdb-entry, technical-description
VDB-353128 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
Submit #775502 | Kodbox 1.64 Improper Access Controls third-party-advisory
https://vulnplus-note.wetolink.com/share/xdk9igJ3sulk exploit