High severity · published Oct 20, 2026
CVE-2026-93442
IBM QRadar SIEM Out-of-bounds Read
8.2
CVSS
0.4%
EPSS
No
On KEV
Description
IBM QRadar SIEM 7.6.0.0 through 7.6.0.4, and 7.5.0 through 7.5.0 Update Package 16 Interim Fix 001 could allow a remote attacker to cause a denial of service or obtain sensitive information due to an out-of-bounds read.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 36% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
QR
QRadar · IBM
7.6.0.0 through 7.6.0.4; 7.5.0 through 7.5.0 Update Package 16 Interim Fix 001 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-93442
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-93442
www.ibm.com
https://www.ibm.com/support/pages/node/7292240
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