Affects Microsoft Office, widely deployed; potential RCE via crafted document; broad enterprise impact.
CVE-2026-32190
Use-after-free in Microsoft Office enables local code execution.
Is CVE-2026-32190 being exploited?
Not confirmed. CVE-2026-32190 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 0.33% probability of exploitation in the next 30 days.
How severe is CVE-2026-32190?
CVE-2026-32190 is rated High with a CVSS score of 8.4. 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-2026-32190?
Yes. A fix has been recorded for CVE-2026-32190. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-32190 affect?
CVE-2026-32190 affects Microsoft Office. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-32190?
Patch when released; enable macro protections; disable untrusted content
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Local attacker can execute arbitrary code with user rights via a crafted Office document.
Patch when available
- affected>= 16.0.1 and < https://aka.ms/OfficeSecurityReleases
- affected>= 16.0.0 and < 16.0.5548.1000
- affected>= 19.0.0 and < https://aka.ms/OfficeSecurityReleases
- affected>= 16.0.1 and < https://aka.ms/OfficeSecurityReleases
- affected>= 16.0.0 and < https://aka.ms/OfficeSecurityReleases
- affected>= 16.0.1 and < 16.108.26041219
- affected>= 16.0.0 and < 16.108.26041219
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.