CVE-2026-12646: A Missing Authorization vulnerability in Ivanti Neurons for ITSM before 2026.2 allows a remote authenticated attacker…
- Is it exploited?
Not on CISA's list. CISA has not added it to the Known Exploited Vulnerabilities catalog as of . If CISA adds it, this page shows it as known exploited.
- How likely is exploitation in the next 30 days?
- 1.5%
Up from 1.2% on .
EPSS score, percentile 74.5 of all scored records. A probability estimated by FIRST, not a report of exploitation.
- How severe?
- 9.9 Critical
CVSS v3.1 base score, given by the CNA
- What should I do?
CISA has set no required action, because the vulnerability is not in KEV.
The CVE record links no vendor advisory, patch or mitigation.
- Which versions are affected?
Unaffected 2026.2
Source: CISA KEV 2026.10.29, as of ; FIRST EPSS, as of ; CVE List, as of . About the data.
What to do
Advisories and patches
The CVE record links no vendor advisory, patch or mitigation.
This summary is based on the CVE record as of . Check the vendor's advisory before you act: affected versions and fixes can change.
Affected products and versions
As listed in the CVE record.
| Status | Versions |
|---|---|
| Unaffected | 2026.2 |
Versions not listed are: affected.
Versions the record lists as unaffected: 2026.2.
Source: CVE List, as of . About the data.
About this vulnerability
A Missing Authorization vulnerability in Ivanti Neurons for ITSM before 2026.2 allows a remote authenticated attacker to execute arbitrary code on the server.
Summary: CVE record, as of .
- CISA has not added CVE-2026-12646 to its Known Exploited Vulnerabilities (KEV) catalog, as of 29 Oct 2026.
- The CVE record was published on 8 Sep 2026.
- The CVE record carries a CVSS v3.1 base score of 9.9 (Critical), given by its CNA.
- FIRST's EPSS model puts the probability of exploitation in the next 30 days at 1.5% (percentile 74.5), as of 29 Oct 2026. EPSS is a statistical estimate, not a report of exploitation.
- CISA's SSVC assessment in the CVE record: exploitation none, automatable no, technical impact total.
Source: CISA KEV 2026.10.29, as of ; CVE List, as of ; FIRST EPSS, as of . About the data.
Description
A Missing Authorization vulnerability in Ivanti Neurons for ITSM before 2026.2 allows a remote authenticated attacker to execute arbitrary code on the server.
Source: CVE List, as of . About the data.
Weakness
CWE-862, 1 CAPEC
- CWE-862: Missing Authorization
Attack patterns (CAPEC)
- CAPEC-122: Privilege Abuse
CWE and CAPEC are maintained by MITRE; the entries are those named in the CVE record.
Timeline
| Date | Event |
|---|---|
| CVE record published | |
| CVE record last updated |
References
1
Known exploited Ivanti vulnerabilities
- CVE-2026-104935: Ivanti Connect Secure Authentication Bypass by Spoofing Vulnerability
- CVE-2026-10520: Ivanti Sentry OS Command Injection Vulnerability
- CVE-2026-6973: Ivanti Endpoint Manager Mobile (EPMM) Improper Input Validation Vulnerability
- CVE-2026-1340: Ivanti Endpoint Manager Mobile (EPMM) Code Injection Vulnerability
- CVE-2026-1603: Ivanti Endpoint Manager (EPM) Authentication Bypass Vulnerability