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HIGH

CVE-2026-10853

CVSS v3

7.5

HIGH

EPSS Score

0.4 %

exploit probability, as of 2026-09-28

CISA KEV

No

known exploited

Exploitation

—

SSVC status

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.

Technical details

Published
2026-09-18
Last Modified
2026-09-19

Frequently asked questions

What is CVE-2026-10853?

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.

Is CVE-2026-10853 actively exploited?

Active exploitation of CVE-2026-10853 has not been confirmed. Its EPSS score was 0.4% on 2026-09-28, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-10853?

CVE-2026-10853 has a CVSS v3 base score of 7.5 (HIGH severity).

Is CVE-2026-10853 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.

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