Reference page — cumulative record through Saturday, October 3, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2026-10853

CVE-2026-10853HIGH

IBM MQ queue manager is vulnerable to remote code execution

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   L   L   N  U  H  H  H    8.8   .0037   29.0     —

AFFECTED
  Product  Versions   Fixed
  MQ       9.1.0.0 –  —

TIMELINE
  Jun 4   Reserved by ibm
  Sep 18  Published (CNA: ibm)
  Sep 23  RESCORED — CVE-2026-10853 (IBM MQ). CVSS 7.5 → 8.8 (NVD).

CWE-470 · CNA: ibm · CVSS v3.1 · 1 reference · NVD status: Analyzed

Description

IBM MQ could allow an authenticated attacker with cluster access to cause a denial of service or potentially execute arbitrary code due to improper validation of cluster command message lengths.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
June 4, 2026	Reserved	Reserved by ibm
September 18, 2026	Published	Published (CNA: ibm)
September 23, 2026	RESCORED	RESCORED — CVE-2026-10853 (IBM MQ). CVSS 7.5 → 8.8 (NVD).

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
IBM	MQ	—	9.1.0.0	—

Weaknesses

CWE-470

References (1)

https://www.ibm.com/support/pages/node/7284905 [Patch, Vendor Advisory]

Authoritative record: CVE-2026-10853 at cve.org

Vendors: ibm

Weaknesses: CWE-470

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-10853 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Saturday, October 3, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.