CVE-2026-21742 Information disclosure in FortiSOAR PaaS

Medium 5.4 Published Updated

Authenticated attackers can view cleartext passwords in responses for Secure Message Exchange and Radius queries if these features are configured.

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

What is CVE-2026-21742?

CVE-2026-21742 is a medium-severity vulnerability in Fortinet FortiSOAR PaaS, published on 14 Apr 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

A cleartext transmission of sensitive information vulnerability in Fortinet FortiSOAR PaaS 7.6.0 through 7.6.3, FortiSOAR PaaS 7.5.0 through 7.5.2, FortiSOAR PaaS 7.4 all versions, FortiSOAR PaaS 7.3 all versions, FortiSOAR on-premise 7.6.0 through 7.6.2, FortiSOAR on-premise 7.5.0 through 7.5.1, FortiSOAR on-premise 7.4 all versions, FortiSOAR on-premise 7.3 all versions may allow an authenticated attacker to view cleartext password in response for Secure Message Exchange and Radius queries, if configured

Weakness: CWE-319

Which versions are affected by CVE-2026-21742?

It affects 1 product.

Products include Fortinet Fortisoar.

How do I fix CVE-2026-21742?

No fix has been published for CVE-2026-21742 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-21742 being exploited?

There is no known exploitation of CVE-2026-21742 in the wild and no public exploit code.

Sources

Also known as GHSA-9qp2-w8w6-fgc3.

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