Detections
Analytics
Security Updates for Microsoft Word Products C2R (July 2026)
high Nessus Plugin ID 327596
Synopsis
The Microsoft Word Products are affected by multiple vulnerabilities.Description
The Microsoft Word Products are missing security updates. It is, therefore, affected by multiple vulnerabilities:- Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.
(CVE-2026-55032, CVE-2026-55128)
- Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code locally.
(CVE-2026-55127, CVE-2026-55130)
- Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code locally.
(CVE-2026-55038, CVE-2026-55055, CVE-2026-55134)
Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.
Solution
Microsoft has released patches to address these issues.For Office 365, Office 2016 C2R, or Office 2019, ensure automatic updates are enabled or open any office app and manually perform an update.
See Also
Plugin Details
Severity: High
ID: 327596
File Name: smb_nt_ms26_jul_word_c2r.nasl
Version: 1.2
Type: Local
Agent: windows
Family: Windows
Published: 7/17/2026
Updated: 7/17/2026
Supported Sensors: Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 6.9
Percentile: 96.9
CVSS v2
Risk Factor: High
Base Score: 7.2
Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C
CVSS Score Source: CVE-2026-55032
CVSS v3
Risk Factor: High
Base Score: 7.8
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Vulnerability Information
CPE: cpe:/a:microsoft:word
Required KB Items: SMB/MS_Bulletin_Checks/Possible
Patch Publication Date: 7/14/2026
Vulnerability Publication Date: 7/14/2026
Reference Information
CVE: CVE-2026-55032, CVE-2026-55033, CVE-2026-55038, CVE-2026-55050, CVE-2026-55055, CVE-2026-55124, CVE-2026-55127, CVE-2026-55128, CVE-2026-55130, CVE-2026-55132, CVE-2026-55134, CVE-2026-55142
IAVA: 2026-A-0724, 2026-A-0730, 2026-A-0731