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VulnerabilityCVE-2026-69632Published 2026-09-08

CVE-2026-69632 — Microsoft 365 Apps for Enterprise

high

As of 2026-10-08, CVE-2026-69632 is a HIGH-severity vulnerability in Microsoft 365 Apps for Enterprise, CVSS v3.1 8.8, EPSS 0.8% (55.9th percentile). Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2026-69632, most recently “Microsoft September 2026 Patch Tuesday — 999 CVEs, 3 actively exploited zero-days (CVE-2026-85880, CVE-2026-81963, CVE-2026-85046)”.

CVSS v3.1
8.8/10High
EPSS
0.8%Higher than 55.9% of scored CVEs
CISA KEV
NoNot in the KEV catalog
Tracked threats
1Campaigns referencing it
Priority
6.6/10Threadlinqs triage score
Published
Updated 2026-10-08
CVSS v3.1 8.8 (HIGH) · EPSS 0.8% (higher than 55.9% of all scored CVEs) · Priority 6.6/10 · Published 2026-09-08

Last updated:

What is CVE-2026-69632?

Use after free in Microsoft Office allows an unauthorized attacker to execute code over a network.

The record classifies CVE-2026-69632 under weakness class CWE-416. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs a user to take an action first, and has high impact on confidentiality, integrity, availability. 7 affected-product entries are recorded, across 1 vendor, listed below. The identifier was first published 44 days ago.

Severity and exploitation probability

CVSS v3.1 base score
8.8 — HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
EPSS (FIRST)
0.8% probability of exploitation in the next 30 days, higher than 55.9% of all scored CVEs
CISA KEV
Not listed in the CISA Known Exploited Vulnerabilities catalog
Threadlinqs priority
6.6/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
Published
2026-09-08, last modified 2026-10-08

Is CVE-2026-69632 being exploited?

It currently carries a trending score of 41 in the Threadlinqs vulnerability feed.

Affected products and versions

  • Microsoft: 365 Apps for Enterprise, Office 2019, Office 365 for Mac, Office LTSC 2021, Office LTSC 2024, Office LTSC for Mac 2021, Office LTSC for Mac 2024

How to fix CVE-2026-69632

No vendor patch reference has been recorded for CVE-2026-69632 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

Threat activity tracking CVE-2026-69632

1 tracked threat in the Threadlinqs corpus references CVE-2026-69632, either in the campaign’s CVE list or as an indicator on the campaign record.

Sources

Enriched from CVE.org, FIRST EPSS, GitHub Security Advisories. Last verified by Threadlinqs on .

Vendor advisory and patch