Vulnerability in Ercom Cryptobox
CVE-2026-6805
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.
EPSS: 0.000 (12.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Ercom Cryptobox — versions 4.40.183, 4.37.248
- Thalesgroup Ercom_cryptobox
Weakness classification (CWE)
References
- psirt@thalesgroup.com (release-notes, Release Notes)
Frequently asked questions
- What is CVE-2026-6805?
- CVE-2026-6805 is a high-severity vulnerability in Ercom Cryptobox, classified under Improper Handling of Insufficient Permissions or Privileges. CVSS score: 7.5/10. Published 2026-05-07.
- How severe is CVE-2026-6805?
- High severity. CVSS v3 base score is 7.5 out of 10.