CVE-2026-12118: critical vulnerability in IBM webMethods Integration (on prem)
IBM webMethods Integration could allow an unauthenticated remote attacker to execute arbitrary code on the system due to the deserialization of untrusted data
Published
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48Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 9.8epss 0.8%
from disclosure to weapon77 days
Published on NVDJul 30
1st PoC+77d
IBM webMethods Integration (on prem) 10.15, 10.11 could allow an unauthenticated remote attacker to execute arbitrary code on the system due to the deserialization of untrusted data.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
IBM · webMethods Integration (on prem)public PoCs found — 1
githubgithub.com/uday952/CVE-2026-12118-POC-★ 0⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.