CVE-2025-27749
published 2025-04-08CVE-2025-27749: Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
PriorityP345high7.8CVSS 3.1
AVLACLPRNUIRSUCHIHAH
EPSS
1.07%
61.1th percentile
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
Affected
22 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_2016 | >= 16.0.0 < 16.0.5495.1002 | 16.0.5495.1002 |
| 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 < 16.96.25041326 | 16.96.25041326 |
| microsoft | microsoft_office_ltsc_for_mac_2024 | >= 16.0.0 < 16.96.25041326 | 16.96.25041326 |
| microsoft | office | — | — |
| microsoft | office | — | — |
| microsoft | office_long_term_servicing_channel | — | — |
| microsoft | office_long_term_servicing_channel | — | — |
| msrc | microsoft_365_apps_for_enterprise_for_32-bit_systems | — | — |
| msrc | microsoft_365_apps_for_enterprise_for_64-bit_systems | — | — |
| msrc | microsoft_office_2016 | — | — |
| 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
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GHSA
GHSA-5vwc-px2m-7jxg: Use after free in Microsoft Office allows an unauthorized attacker to execute code locally
ghsa_unreviewed·2025-04-08
CVE-2025-27749 [HIGH] CWE-416 GHSA-5vwc-px2m-7jxg: Use after free in Microsoft Office allows an unauthorized attacker to execute code locally
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
Microsoft
Microsoft Office Remote Code Execution Vulnerability
vendor_msrc·2025-04-08·CVSS 7.8
CVE-2025-27749 [HIGH] CWE-416 Microsoft Office Remote Code Execution Vulnerability
Microsoft Office Remote Code Execution Vulnerability
Description: Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
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.
For example, when the score indicates that the Attack Vector is Local and User Interaction is Required, this could describe an exploit in which an attacker, through social engineering, convinces a victim to download and open a specially crafted file from a website which leads to a local attack on their comp
No detection rules found.
No public exploits indexed.
Talos
Microsoft Patch Tuesday for April 2025 — Snort rules and prominent vulnerabilities
blogs_talos·2025-04-08·CVSS 8.1
[HIGH] Microsoft Patch Tuesday for April 2025 — Snort rules and prominent vulnerabilities
Microsoft has released its monthly security update for April of 2025 which includes 126 vulnerabilities affecting a range of products, including 11 that Microsoft marked as “critical”.
In this month's release, none of the included vulnerabilities have been observed by Microsoft to be exploited in the wild. The eleven "critical” entries are all remote code execution (RCE) vulnerabilities, four of which have been marked as "Exploitation more likely".
Two of the “critical” vulnerabilities listed affect components of the Windows Remote Desktop Services.
CVE-2025-27480 and CVE-2025-27482 are RCE vulnerabilities in components of the Remote Desktop Gateway Service. Both vulnerabilities were given a CVSS 3.1 score of 8.1. To successfully exploit these an attacker could connect to a system with
Talos
Microsoft Patch Tuesday for April 2025 — Snort rules and prominent vulnerabilities
blogs_talos·2025-04-08·CVSS 8.1
[HIGH] Microsoft Patch Tuesday for April 2025 — Snort rules and prominent vulnerabilities
## Microsoft Patch Tuesday for April 2025 — Snort rules and prominent vulnerabilities
Microsoft has released its monthly security update for April of 2025 which includes 126 vulnerabilities affecting a range of products, including 11 that Microsoft marked as “critical”.
In this month's release, none of the included vulnerabilities have been observed by Microsoft to be exploited in the wild. The eleven "critical” entries are all remote code execution (RCE) vulnerabilities, four of which have been marked as "Exploitation more likely".
Two of the “critical” vulnerabilities listed affect components of the Windows Remote Desktop Services.
CVE-2025-27480 and CVE-2025-27482 are RCE vulnerabilities in components of the Remote Desktop Gateway Service. Both vulnerabilities were given a CVSS 3.1
Qualys
Microsoft and Adobe Patch Tuesday, April 2025 Security Update Review | Qualys
blogs_qualys·2025-04-08
Microsoft and Adobe Patch Tuesday, April 2025 Security Update Review | Qualys
#### Table of Contents
- Microsoft Patch Tuesday for April 2025
- Adobe Patches for April 2025
- Zero-day Vulnerabilities Patched in April Patch Tuesday Edition
- Critical Severity Vulnerabilities Patched in April 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 Compliance (PC)
- Qualys Monthly Webinar Series
Microsoft’s April 2025 Patch Tuesday has arrived, delivering critical security updates and fixes across the various products, features, and roles. Here’s a quick breakdown of what you need to know.
## Microsoft Patch Tuesday for April 2025
In this m
Bleepingcomputer
Microsoft April 2025 Patch Tuesday fixes exploited zero-day, 134 flaws
blogs_bleepingcomputer·2025-04-08·CVSS 7.8
[HIGH] Microsoft April 2025 Patch Tuesday fixes exploited zero-day, 134 flaws
## Microsoft April 2025 Patch Tuesday fixes exploited zero-day, 134 flaws
## Lawrence Abrams
49 Elevation of Privilege Vulnerabilities
9 Security Feature Bypass Vulnerabilities
31 Remote Code Execution Vulnerabilities
17 Information Disclosure Vulnerabilities
14 Denial of Service Vulnerabilities
3 Spoofing Vulnerabilities
The above numbers do not include Mariner flaws and 13 Microsoft Edge vulnerabilities fixed earlier this month.
To learn more about the non-security updates released today, you can review our dedicated articles on the Windows 11 KB5055523 & KB5055528 cumulative updates and the Windows 10 KB5055518 update .
## One actively exploited zero-days
This month's Patch Tuesday fixes one actively exploited zero-day. Microsoft classifies a zero-day flaw as publicly disclos
Qualys
Microsoft and Adobe Patch Tuesday, April 2025 Security Update Review
blogs_qualys·2025-04-08
Microsoft and Adobe Patch Tuesday, April 2025 Security Update Review
## Table of Contents
Microsoft Patch Tuesday for April 2025
Adobe Patches for April 2025
Zero-day Vulnerabilities Patched in April Patch Tuesday Edition
Critical Severity Vulnerabilities Patched in April 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 Compliance (PC)
Qualys Monthly Webinar Series
Microsoft’s April 2025 Patch Tuesday has arrived, delivering critical security updates and fixes across the various products, features, and roles. Here’s a quick breakdown of what you need to know.
## Microsoft Patch Tuesday for April 2025
In this month’s Patch
Crowdstrike
April 2025 Patch Tuesday: Updates and Analysis
blogs_crowdstrike·CVSS 7.5
CVE-2026-20929 [HIGH] April 2025 Patch Tuesday: Updates and Analysis
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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
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2025-04-08
Published