Vulnerability · Published Apr 28, 2026 · Assigned by THA-PSIRT
CVE-2026-5794Vulnerability in Cryptobox allows an authenticated user to trigger an account lockout
Medium 4.9
In plain English
A medium-severity security flaw in Cryptobox from Ercom. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 17% of all known vulnerabilities).
Severity (CVSS 4.0)4.9Medium
Exploit odds (30 days)0.3%top 82.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A vulnerability affecting the detailed versions of Cryptobox allows a legitimate user to prevent another to login by triggering an account lockout via sending a specially crafted request.
Affected products (as reported)
Weakness: CWE-694 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U
References
- https://info.cryptobox.com/doc/v4.40/4.40.en/ release-notes