IBM Cognos Controller 10.4.0, 10.4.1, and 10.4.2 is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data.

Published 4 y ago 2022-01-21 · modified 4 mo ago 2026-06-17 · JSON

CVSS

7.1

v3.0 · CNA

CISA KEV

not known exploited

EPSS

1.7%

percentile 78%

Public exploits

none known

IBM Cognos Controller 10.4.0, 10.4.1, and 10.4.2 is vulnerable to an 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: 190838.

Exploit prediction (EPSS)

1.73% probability of exploitation in the next 30 days, higher than 78% of all scored CVEs.

CVSS scores

Assigned by	Version	Score	Vector
CNA	3.0	7.1	`CVSS:3.0/UI:N/AV:N/AC:L/I:N/PR:L/S:U/A:L/C:H/E:U/RL:O/RC:C`
NVD	3.1	8.2	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L`
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	2.0	6.4	`AV:N/AC:L/Au:N/C:P/I:N/A:P`

Affected products

IBM Cognos Controller

Classification

Weakness

CWE-611 Improper Restriction of XML External Entity Reference

References

ibm.com /support/pages/node/6509856 · x_refsource_CONFIRM, x_transferred
exchange.xforce.ibmcloud.com /vulnerabilities/190838 · vdb-entry, x_refsource_XF, x_transferred

Sources

CVE List: CVE-2020-4875
NVD: CVE-2020-4875

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.