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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.

PUBLISHED Reserved 2026-04-21 | Published 2026-05-07 | Updated 2026-05-07 | Assigner THA-PSIRT




MEDIUM: 6.9CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Problem types

CWE-280 Improper handling of insufficient permissions or privileges

Product status

Default status
affected

4.40.183
unaffected

4.37.248 (semver) before v4.38.0
unaffected

References

info.cryptobox.com/doc/v4.40/4.40.en/ release-notes

cve.org (CVE-2026-6805)

nvd.nist.gov (CVE-2026-6805)

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