CVE-2025-49703
published 2025-07-08CVE-2025-49703: Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.
PriorityP345high7.8CVSS 3.1
AVLACLPRNUIRSUCHIHAH
EPSS
0.56%
42.7th percentile
Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.
Affected
28 ranges· showing 25
| 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_2019 | >= 19.0.0 < https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
| microsoft | microsoft_office_ltsc_2021 | >= 16.0.1 < https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
| microsoft | microsoft_office_ltsc_2024 | >= 16.0.0 < https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
| microsoft | microsoft_office_ltsc_for_mac_2021 | >= 16.0.1 < 16.99.25071321 | 16.99.25071321 |
| microsoft | microsoft_office_ltsc_for_mac_2024 | >= 16.0.0 < 16.99.25071321 | 16.99.25071321 |
| microsoft | microsoft_sharepoint_enterprise_server_2016 | >= 16.0.0 < 16.0.5508.1000 | 16.0.5508.1000 |
| microsoft | microsoft_sharepoint_server_2019 | >= 16.0.0 < 16.0.10417.20027 | 16.0.10417.20027 |
| microsoft | microsoft_word_2016 | >= 16.0.1 < 16.0.5508.1000 | 16.0.5508.1000 |
| microsoft | office | — | — |
| microsoft | office_long_term_servicing_channel | — | — |
| microsoft | office_long_term_servicing_channel | — | — |
| microsoft | sharepoint_server | — | — |
| microsoft | sharepoint_server | — | — |
| microsoft | word | — | — |
| msrc | microsoft_365_apps_for_enterprise_for_32-bit_systems | — | — |
| msrc | microsoft_365_apps_for_enterprise_for_64-bit_systems | — | — |
| msrc | microsoft_office_2019_for_32-bit_editions | — | — |
| msrc | microsoft_office_2019_for_64-bit_editions | — | — |
| msrc | microsoft_office_ltsc_2021_for_32-bit_editions | — | — |
| msrc | microsoft_office_ltsc_2021_for_64-bit_editions | — | — |
| msrc | microsoft_office_ltsc_2024_for_32-bit_editions | — | — |
| msrc | microsoft_office_ltsc_2024_for_64-bit_editions | — | — |
| msrc | microsoft_office_ltsc_for_mac_2021 | — | — |
| msrc | microsoft_office_ltsc_for_mac_2024 | — | — |
CVSS provenance
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
vendor_msrc7.8HIGH
Stop checking back — get the weekly exploitation signal.
Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.
GHSA
GHSA-5jrp-52f4-5fh9: Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally
ghsa_unreviewed·2025-07-08
CVE-2025-49703 [HIGH] CWE-416 GHSA-5jrp-52f4-5fh9: Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally
Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.
Microsoft
Microsoft Word Remote Code Execution Vulnerability
vendor_msrc·2025-07-08·CVSS 7.8
CVE-2025-49703 [HIGH] CWE-416 Microsoft Word Remote Code Execution Vulnerability
Microsoft Word Remote Code Execution Vulnerability
Description: Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.
FAQ: According to the CVSS metric, user interaction is required (UI:R). What interaction would the user have to do?
An attacker must send a user a malicious Office file and convince them to open it.
FAQ: According to the CVSS metric, the attack vector is local (AV:L). Why does the CVE title indicate that this is a remote code execution?
The word Remote in the title refers to the location of the attacker. This type of exploit is sometimes referred to as Arbitrary Code Execution (ACE). The attack itself is carried out locally. This means an attacker or victim needs to execute code from the local machine to exploit the vulnerabilit
No detection rules found.
No public exploits indexed.
Qualys
Microsoft and Adobe Patch Tuesday, July 2025 Security Update Review | Qualys
blogs_qualys·2025-07-08
Microsoft and Adobe Patch Tuesday, July 2025 Security Update Review | Qualys
#### Table of Contents
- Microsoft Patch Tuesday for July 2025
- Adobe Patches for July 2025
- Zero-day Vulnerability Patched in July Patch Tuesday Edition
- Critical Severity Vulnerabilities Patched in July Patch Tuesday Edition
- Other Microsoft Vulnerability Highlights
- Microsoft Release Summary
- Discover and Prioritize Vulnerabilities inVulnerability Management, Detection & Response (VMDR)
- Rapid Response withPatch Management (PM)
- EVALUATE Vendor-Suggested Mitigation with Policy Audit
- Microsoft July 2025 Patch Tuesday Mitigations
- Qualys Monthly Webinar Series
With cybersecurity threats continuing to evolve, Microsoft’s July 2025 Patch Tuesday highlights the need for consistent patching — this month’s release includes key fixes for actively exploited vulnerabilities. Here’s a
Talos
Microsoft Patch Tuesday for July 2025 — Snort rules and prominent vulnerabilities
blogs_talos·2025-07-08·CVSS 8.4
[HIGH] Microsoft Patch Tuesday for July 2025 — Snort rules and prominent vulnerabilities
Microsoft has released its monthly security update for July 2025, which includes 132 vulnerabilities affecting a range of products, including 14 that Microsoft marked as “critical.”
In this month's release, Microsoft observed none of the included vulnerabilities being actively exploited in the wild. Out of 14 "critical" entries, 11 are remote code execution (RCE) vulnerabilities in Microsoft Windows services and applications including KDC Proxy service, Microsoft Office and SharePoint server.
CVE-2025-49735 is an RCE vulnerability in Windows KDC Proxy Service (KPSSVC) given a CVSS 3.1 score of 8.1. To successfully exploit this vulnerability, an unauthenticated attacker could use a specially-crafted application to leverage a cryptographic protocol vulnerability in KPSSVC to perform RCE ag
Talos
Microsoft Patch Tuesday for July 2025 — Snort rules and prominent vulnerabilities
blogs_talos·2025-07-08·CVSS 8.4
[HIGH] Microsoft Patch Tuesday for July 2025 — Snort rules and prominent vulnerabilities
## Microsoft Patch Tuesday for July 2025 — Snort rules and prominent vulnerabilities
Microsoft has released its monthly security update for July 2025, which includes 132 vulnerabilities affecting a range of products, including 14 that Microsoft marked as “critical.”
In this month's release, Microsoft observed none of the included vulnerabilities being actively exploited in the wild. Out of 14 "critical" entries, 11 are remote code execution (RCE) vulnerabilities in Microsoft Windows services and applications including KDC Proxy service, Microsoft Office and SharePoint server.
CVE-2025-49735 is an RCE vulnerability in Windows KDC Proxy Service (KPSSVC) given a CVSS 3.1 score of 8.1. To successfully exploit this vulnerability, an unauthenticated attacker could use a specially-crafted appl
Qualys
Microsoft and Adobe Patch Tuesday, July 2025 Security Update Review
blogs_qualys·2025-07-08
Microsoft and Adobe Patch Tuesday, July 2025 Security Update Review
## Table of Contents
Microsoft Patch Tuesday for July 2025
Adobe Patches for July 2025
Zero-day Vulnerability Patched in July Patch Tuesday Edition
Critical Severity Vulnerabilities Patched in July Patch Tuesday Edition
Other Microsoft Vulnerability Highlights
Microsoft Release Summary
Discover and Prioritize Vulnerabilities inVulnerability Management, Detection & Response (VMDR)
Rapid Response withPatch Management (PM)
EVALUATE Vendor-Suggested Mitigation with Policy Audit
Microsoft July 2025 Patch Tuesday Mitigations
Qualys Monthly Webinar Series
With cybersecurity threats continuing to evolve, Microsoft’s July 2025 Patch Tuesday highlights the need for consistent patching — this month’s release includes key fixes for actively exploited vulnerabilities. Here’s a quick breakdo
Crowdstrike
July 2025 Patch Tuesday: Updates and Analysis
blogs_crowdstrike·CVSS 7.5
CVE-2026-20929 [HIGH] July 2025 Patch Tuesday: Updates and Analysis
STARDUST CHOLLIMA Likely Compromises Axios npm Package Apr 01, 2026
Falcon for IT Supports Windows Secure Boot Certificate Lifecycle Management Apr 01, 2026
Detecting CVE-2026-20929: Kerberos Authentication Relay via CNAME Abuse Mar 31, 2026
How Charlotte AI AgentWorks Fuels Security's Agentic Ecosystem Mar 25, 2026
STARDUST CHOLLIMA Likely Compromises Axios npm Package Apr 01, 2026
Falcon for IT Supports Windows Secure Boot Certificate Lifecycle Management Apr 01, 2026
Detecting CVE-2026-20929: Kerberos Authentication Relay via CNAME Abuse Mar 31, 2026
How Charlotte AI AgentWorks Fuels Security's Agentic Ecosystem Mar 25, 2026
Video Highlights the 4 Key Steps to Successful Incident Response Dec 02, 2019
Helping Non-Security Stakeholders Understand ATT&CK in 10 Minutes or Less [VI
2025-07-08
Published