Widely-used cloud service (Azure Data Factory) with potential data breach risk; significant impact across multiple industries.
CVE-2026-23659
Sensitive data exposure in Azure Data Factory enables unauthorized data disclosure.
Is CVE-2026-23659 being exploited?
Not confirmed. CVE-2026-23659 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.80% probability of exploitation in the next 30 days.
How severe is CVE-2026-23659?
CVE-2026-23659 is rated High with a CVSS score of 8.6. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-23659?
Yes. A fix has been recorded for CVE-2026-23659. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-23659 affect?
CVE-2026-23659 affects Azure Data Factory. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-23659?
Limit ADF access; monitor logs; apply patch when released.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthorized network access may disclose sensitive data processed by Azure Data Factory, risking data breach.
Patch when possible