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HIGH

CVE-2026-87958

CVSS v3

8.1

HIGH

EPSS Score

0.4 %

exploit probability, as of 2026-09-28

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 is vulnerable to a denial of service where a specific functionality on a Db2 server can be disabled by a privileged user under certain conditions.

Technical details

Published
2026-09-10
Last Modified
2026-09-11

Frequently asked questions

What is CVE-2026-87958?

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 is vulnerable to a denial of service where a specific functionality on a Db2 server can be disabled by a privileged user under certain conditions.

Is CVE-2026-87958 actively exploited?

Active exploitation of CVE-2026-87958 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-2026-87958?

CVE-2026-87958 has a CVSS v3 base score of 8.1 (HIGH severity).

Is CVE-2026-87958 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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