CVE-2026-108433
published 2026-10-15CVE-2026-108433: Reliance on untrusted inputs in a security decision in Microsoft Office Word allows an unauthorized attacker to bypass a security feature locally.
PriorityP342high7.8CVSS 3.1
AVLACLPRNUIRSUCHIHAH
EPSS
0.31%
22.9th percentile
Reliance on untrusted inputs in a security decision in Microsoft Office Word allows an unauthorized attacker to bypass a security feature locally.
Affected
6 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | microsoft_365_apps_for_enterprise | >= 16.0.1 < https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
| microsoft | microsoft_office_365_for_mac | >= 1.0.0 < 16.114.26101123 | 16.114.26101123 |
| microsoft | microsoft_office_ltsc_2021 | >= 16.0.1 < 16.0.14334.20974 | 16.0.14334.20974 |
| microsoft | microsoft_office_ltsc_2024 | >= 16.0.0 < 16.0.17932.21056 | 16.0.17932.21056 |
| microsoft | microsoft_office_ltsc_for_mac_2021 | >= 16.0.1 < 16.114.26101123 | 16.114.26101123 |
| microsoft | microsoft_office_ltsc_for_mac_2024 | >= 16.0.0 < 16.114.26101123 | 16.114.26101123 |
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VulDB
Microsoft Office improper authorization
vuldb·2026-10-15·CVSS 7.8
CVE-2026-108433 [HIGH] Microsoft Office improper authorization
A vulnerability classified as problematic was found in Microsoft Office. This impacts an unknown function. The manipulation results in improper authorization.
This vulnerability is cataloged as CVE-2026-108433. The attack must be initiated from a local position. There is no exploit available.
It is advisable to implement a patch to correct this issue.
GHSA
Reliance on untrusted inputs in a security decision in Microsoft Office Word allows an unauthorized attacker to bypass a security feature locally.
ghsa_unreviewed·2026-10-15
CVE-2026-108433 [HIGH] CWE-807 Reliance on untrusted inputs in a security decision in Microsoft Office Word allows an unauthorized attacker to bypass a security feature locally.
Reliance on untrusted inputs in a security decision in Microsoft Office Word allows an unauthorized attacker to bypass a security feature locally.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2026-10-15
Published