OCTOBER 10, 2026
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Case File

CVE-2026-18490

HIGH · CVSS 8.8 EPSS 0.25% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-23 · Last synced 2026-10-10

CyberRota Analysis

AI-Generated

IBM Financial Transaction Manager for RedHat OpenShift is vulnerable to unauthenticated remote code execution due to a flaw in Java native deserialization on the PayDir Business Rules Manager RMI SSL endpoint. An adjacent-network attacker can exploit this vulnerability to execute arbitrary code, compromising PayDir credentials and allowing manipulation of payment business rules. Organizations utilizing this software should prioritize patching to mitigate the risk of potential financial fraud and data breaches.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
remote code execution arbitrary code execution code execution

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-18490
Severity
HIGH
CVSS
8.8
EPSS
0.25%
Java

Original NVD Description

IBM Financial Transaction Manager (FTM) for RedHat OpenShift is vulnerable to unauthenticated remote code execution via Java native deserialization on the PayDir Business Rules Manager RMI SSL endpoint (BrmRMISSLServerSocketFactory.java:95, EP8). An adjacent-network attacker can deliver a crafted serialized payload to achieve arbitrary code execution, exposing all PayDir credentials and enabling manipulation of payment business rules.

Related CVEs

Other vulnerabilities affecting the same vendor(s)