Skip to main content
VulnerabilityPublished

CVE-2026-118904: IBM webMethods Integration Server · Improper Authentication

Affects IBM webMethods Integration ServerSource CVE Database V5

0
Compare

Not known to be exploited · CVSS 8.1 High.

Data as of 8 Nov 2026, 20:04 UTC

CVSS 3.1 base score
8.1High
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CNA (ibm)CVSS 3.18.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 8 Nov 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 8 Nov 2026.

What to do

Affected software

ProductAffectedFixed in
IBMwebMethods Integration ServerAffected
  • =12.1
Fixed in–

CPE configurations (2)

  • cpe:2.3:a:ibm:webmethods_integration_server:12.1:*:*:*:*:*:*:*
  • cpe:2.3:a:ibm:webmethods_integration_server:12.1.0:*:*:*:*:*:*:*

AI-suggested

Until an official fix is available, restrict access to the affected IBM webMethods Integration Server 12.1 instances to trusted users only and monitor for unusual authentication or authorization behavior.

Description

CVE-2026-118904 is a high-severity vulnerability in IBM webMethods Integration Server 12.1 that allows a remote authenticated attacker to bypass security restrictions due to improper authentication.

References

Community reviews

Loading reviews…