Ivanti Neurons for ITSM is widely deployed; an RCE in ITSM servers can disrupt IT operations and enable broad compromise across organizations.
CVE-2026-12646
Auth bypass in Ivanti Neurons for ITSM allows remote code execution
Is CVE-2026-12646 being exploited?
Not confirmed. CVE-2026-12646 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 1.2% probability of exploitation in the next 30 days.
How severe is CVE-2026-12646?
CVE-2026-12646 is rated Critical with a CVSS score of 9.9. 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-2026-12646?
Yes. A fix has been recorded for CVE-2026-12646. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-12646 affect?
CVE-2026-12646 affects Ivanti Neurons for ITSM before 2026.2. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-12646?
Upgrade to Ivanti Neurons for ITSM 2026.2; restrict access, rotate credentials, monitor logs.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Authenticated remote attacker can execute arbitrary code on the ITSM server, leading to full server compromise and lateral movement.
Immediate action required