CVE-2024-38226

Microsoft Publisher — Microsoft Publisher Protection Mechanism Failure Vulnerability
⚠️ CVSS 3.1  7.3 / 10 — HIGH 🔴 CISA Known Exploited Vulnerability

Overview

Microsoft Publisher contains a protection mechanism failure vulnerability that allows attacker to bypass Office macro policies used to block untrusted or malicious files.

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-38226; https://nvd.nist.gov/vuln/detail/CVE-2024-38226

Key Details

PropertyValue
CVE ID CVE-2024-38226
Vendor / Product Microsoft — Publisher
NVD Published2024-09-10
NVD Last Modified2025-10-28
CVSS 3.1 Score7.3
CVSS 3.1 VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
SeverityHIGH
CWE CWE-693
CISA KEV Added2024-09-10
CISA KEV Deadline2024-10-01
Known Ransomware Use No

CVSS 3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Required Action

CISA BOD 22-01 Deadline: 2024-10-01. Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Timeline

DateEvent
2024-09-10Added to CISA Known Exploited Vulnerabilities catalog
2024-10-01CISA BOD 22-01 remediation deadline

References

ResourceType
NVD — CVE-2024-38226 Vulnerability Database
CISA KEV Catalog Entry US Government