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Fencer Vulns
medium 5.4

CVE-2026-4418 json

IBM Cloud Pak System HTML Injection

published 2026-10-19 20 d ago modified 2026-11-06 2 d ago also EUVD-2026-104520

cvss
5.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 7%
public exploits
0
none known

Summary

IBM Cloud Pak System 2.3.6.0, and 2.3.6.1 is vulnerable to HTML injection. A remotely authenticated attacker could inject malicious HTML code, which when viewed, would be executed in the victim's Web browser within the security context of the hosting site.

Patch / fix

  • ibm cloud_pak_system 2.3.6.2

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
20 d ago

Exploit prediction

0.18% chance of exploitation in the next 30 days, higher than 7% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Affected products

  • IBM Cloud Pak System

Classification

Weakness
  • CWE-80 Improper Neutralization of Script-Related HTML Tags in a Web Page

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.