CVE-2026-5794 Vulnerability in Cryptobox allows an authenticated user to trigger an account lockout
An authenticated user can trigger an account lockout for other users via a crafted request, causing denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-5794?
CVE-2026-5794 is a medium-severity denial of service vulnerability in Ercom Cryptobox, published on 28 Apr 2026. Any signed-in user can exploit it over the network, with no action from the victim.
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.
Weakness: CWE-694
Which versions are affected by CVE-2026-5794?
How do I fix CVE-2026-5794?
No fix has been published for CVE-2026-5794 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2026-5794 being exploited?
There is no known exploitation of CVE-2026-5794 in the wild and no public exploit code.
Sources
Also known as GHSA-f82c-vj6w-xx38.