Is CVE-2026-18152 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-18152?

CVE-2026-18152 has a CVSS v3 severity of HIGH (7.4).

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CVE-2026-18152

Description

IBM Financial Transaction Manager (FTM) for RedHat OpenShift could allow a remote attacker to forge validly-signed messages due to improper verification of cryptographic signatures.