CVE-2026-4773 OTP Bypass in Magarsus' IDM-MFA

High 8.1 Published Updated

Attackers can bypass authentication in IDM-MFA due to improper input validation, potentially taking over user accounts.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2026-4773?

CVE-2026-4773 is a high-severity authentication bypass vulnerability in Magarsus Consulting Ltd. Co. IDM-MFA, published on 22 Jul 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Improper validation of specified type of input vulnerability in Magarsus Consulting Ltd. Co. IDM-MFA allows Authentication Bypass.

This issue affects IDM-MFA: from 2025.11.27 before 2026.03.10.

Weakness: CWE-1287

Which versions are affected by CVE-2026-4773?

How do I fix CVE-2026-4773?

No fix has been published for CVE-2026-4773 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2026-4773 being exploited?

There is no known exploitation of CVE-2026-4773 in the wild and no public exploit code.

Sources

Also known as GHSA-6hcr-c36r-573w.

Is CVE-2026-4773 in your software?

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