CVE-2026-6805

HIGH

Vulnerability on Cryptobox external sharing feature

Title source: cna
STIX 2.1

Description

Vulnerability on the external sharing feature in Cryptobox allows an attacker knowing a sharing link URL to retrieve information from the server allowing an offline brute-force attack of the access code associated to this sharing link.

References (1)

Core 1
Core References
Release Notes release-notes
https://info.cryptobox.com/doc/v4.40/4.40.en/

Scores

CVSS v3 7.5
EPSS 0.0004
EPSS Percentile 13.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-280
Status published
Products (3)
Ercom/Cryptobox 4.37.248 - v4.38.0
Ercom/Cryptobox 4.40.183
thalesgroup/ercom_cryptobox 4.37.248 - 4.38.0
Published May 07, 2026
Tracked Since May 07, 2026