CVE-2026-32190
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
Published Apr 14, 2026 · corrected/updated Jun 17, 2026 · microsoft 365 apps · evidence confidence medium
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
Grounded briefings
Catalog interpretations for three audiences. Each brief cites ingested metadata and the original advisories below. They are not independent research and they do not invent exploit steps.
Executive
CVE-2026-32190 is a high public vulnerability record for microsoft 365 apps. It is not currently listed in the CISA Known Exploited catalog. Check the linked vendor or CERT advisories for patch status. This summary is a catalog interpretation of the ingested metadata and cites the original advisories below.
System administrator
Identify whether microsoft 365 apps is in your estate, then compare installed versions with the affected ranges. Affected packages or ranges on record: microsoft/365 apps; microsoft/office (2016); microsoft/office (2019); microsoft/office long term servicing channel (2021). Check the linked vendor or CERT advisories for patch status. Prefer the vendor or distribution advisory linked in Sources before changing production systems. This is a catalog interpretation, not a runbook.
Security analyst
Signals on file: CVSS 8.4. It is not currently listed in the CISA Known Exploited catalog. Weakness classes: CWE-416. Sources contributing to this record: cve_org, nvd. Public exploit references, when present, are outbound links only and are not proof of active exploitation. This is a catalog interpretation of stored metadata.
Exploitation and remediation
Exploitation evidence
Not listed as known exploited in CISA KEV. Not in the CISA KEV catalog.
Patch and remediation
No required-action text is stored yet. Use the vendor or CERT links in Sources for patch availability.
Safe detection guidance
Compare installed versions with the affected ranges below and verify the advisory from the original publisher. This site stores metadata and outbound links only; it does not ship exploit code or proof-of-concept payloads.
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
Apr 14, 2026 · NIST NVD
Detected
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
Jun 17, 2026 · NIST NVD
Updated
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
Affected
- cpe microsoft/365 appsversion unspecified
- cpe microsoft/office2016
- cpe microsoft/office2019
- cpe microsoft/office long term servicing channel2021
Sources
- CVE.orgVulnerability recordCVE-2026-32190
Official CVE identifier
cve.org - NIST NVDVulnerability recordCVE-2026-32190
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
nvd.nist.gov