CVE-2026-18095 is an out-of-bounds write (buffer overflow) vulnerability in IBM Financial Transaction Manager (FTM) for Red Hat OpenShift. A remote authenticated attacker can exploit the memory-safety flaw to execute arbitrary code. The issue affects FTM releases 4.0.6.0 through 4.0.10.0, including specified 4.0.6.0 iFix6 builds.
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What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
4 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A buffer-overflow vulnerability in IBM Financial Transaction Manager (FTM) for Red Hat OpenShift that could allow a remote authenticated attacker to execute arbitrary code.
A buffer-overflow vulnerability in IBM Financial Transaction Manager (FTM) for Red Hat OpenShift that could permit a remote authenticated attacker to execute arbitrary code. The listed CVSS v3.1 vector is AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H, and the associated CWE is CWE-787.
Buffer overflow vulnerability allowing authenticated remote arbitrary code execution in IBM Financial Transaction Manager.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.