Is CVE-2026-21742 actively exploited?

No active exploitation of CVE-2026-21742 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-21742 be exploited remotely?

Yes. CVE-2026-21742 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-21742?

CVE-2026-21742 has a CVSS score of 5.7 (MEDIUM).

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MEDIUM

CVE-2026-21742

CWE-319Published: April 14, 2026· Updated: Apr 17, 2026

5.7

CVSS v3.1

EPSS:0.02%probability of exploitation in 30 daysPercentile:6.1th

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

NVD Source

Technical Analysis

CVE-2026-21742 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 5.7.