IBM QRadar SIEM HTTP Receiver protocol is vulnerable to a denial of service (IBM QRadar Security Information and Event Management)

CVE-2026-93441

HIGH 8.6

At a glance

Source: NVD
EPSS: EPSS 0.33 % · percentile 26 (2026-10-29)
State: PUBLISHED
Published: 2026-10-20 21:51 UTC
Updated: 2026-10-26 17:37 UTC
Assigner: ibm
NVD status: Awaiting Analysis

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Description

IBM QRadar SIEM could allow a remote attacker to cause a denial of service due to uncontrolled resource consumption.

Weaknesses (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

https://www.ibm.com/support/pages/node/7292244

Scores

Version	Score	Vector	Scored by
CVSS 3.1	HIGH 8.6	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H	ibm
CVSS 3.1	HIGH 8.6	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H	NVD · psirt@us.ibm.com (Secondary)

European references

ENISA EUVD · EUVD-2026-106860
GCVE · GCVE-0-2026-93441

CERT-FR advisories

CERTFR-2026-AVI-1336 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr

Affected products

Product	Versions
IBM · QRadar Security Information and Event Management	affected 7.4-20210823144546 ≤ 7.5-20260930064858 ; affected 7.6-20260330053257 ≤ 7.6-20260930064910

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD