How severe is CVE-2026-8654?

CVE-2026-8654 has a CVSS 4.0 base score of 8.7, rated high severity.

Is CVE-2026-8654 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-8654?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-8654 have an EU (EUVD) identifier?

Yes. CVE-2026-8654 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-30508.

When was CVE-2026-8654 published?

CVE-2026-8654 was published on 2026-05-15 and last updated on 2026-06-17.

CVE-2026-8654

CVE-2026-8654 is a high-severity vulnerability with a CVSS 4.0 base score of 8.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.

Key facts

Severity: High (CVSS 4.0 base score 8.7)
EPSS exploit prediction: 0% (14th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-30508
Weakness: CWE-78
Published: 2026-05-15
Last modified: 2026-06-17

Description

Improper input validation in Delphix Continuous Data connectors allows an authenticated user to execute arbitrary operating system commands on the staging or target host.

Frequently asked questions

What is CVE-2026-8654?: Improper input validation in Delphix Continuous Data connectors allows an authenticated user to execute arbitrary operating system commands on the staging or target host.
How severe is CVE-2026-8654?: CVE-2026-8654 has a CVSS 4.0 base score of 8.7, rated high severity.
Is CVE-2026-8654 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-8654?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-8654 have an EU (EUVD) identifier?: Yes. CVE-2026-8654 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-30508.
When was CVE-2026-8654 published?: CVE-2026-8654 was published on 2026-05-15 and last updated on 2026-06-17.

References

https://portal.perforce.com/s/cve/a91Qi000002z78HIAQ/authenticated-os-command-injection-in-delphix-continuous-data-connectors

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