Skip to content
Fencer Vulns
high 7.1

CVE-2018-1821 in the critical feed json

IBM Operational Decision Management 8.5, 8.6, 8.7, 8.8, and 8.9 is vulnerable to a XML External Entity Injection (XXE) attack when processi…

published 2018-12-13 7 y ago modified 2026-06-17 4 mo ago also EUVD-2018-12400

cvss
7.1
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
15.8%
EPSS 15.8% chance of exploitation in 30 days, percentile 96%
public exploits
1
Exploit-DB

Summary

IBM Operational Decision Management 8.5, 8.6, 8.7, 8.8, and 8.9 is vulnerable to a XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 150170.

Patch / fix

  • ibm operational_decision_manager 8.6.0.3, 8.7.1.2, 8.8.1.3, 8.9.2.1

Timeline

  1. Published
  2. First public exploit (EDB-46017)

Exploit prediction

15.80% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-46017 IBM Operational Decision Manager 8.x - XML External Entity Injection webapps, 2018-12-19

CVSS scores

assigned by version score vector
CNA 3.0 7.1 CVSS:3.0/A:L/AC:L/AV:N/C:H/I:N/PR:L/S:U/UI:N/E:U/RC:C/RL:O
CNA 3.0 7.1 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L
NVD 3.0 9.1 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
NVD 2.0 6.4 AV:N/AC:L/Au:N/C:P/I:N/A:P

Affected products

  • IBM Operational Decision Management

Classification

Weakness
  • CWE-611 Improper Restriction of XML External Entity Reference

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.