CVEs / CVE-2024-38226
CVE-2024-38226: Microsoft Publisher Protection Mechanism Failure Vulnerability
- Known exploited in the CISA KEV catalog since 10 Sep 2024
- high 7.3 CVSS 3.1 (from the CNA)
- EPSS 2.66% chance of exploitation in the next 30 days, higher than 85% of CVEs (30 Oct 2026)
- Last changed at its sources
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Summary
Microsoft Publisher contains a protection mechanism failure vulnerability that allows attacker to bypass Office macro policies used to block untrusted or malicious files.
Description
Microsoft Publisher Security Feature Bypass Vulnerability
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| Microsoft Microsoft Office 2019 | from 19.0.0, before https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
| Microsoft Microsoft Office LTSC 2021 | from 16.0.1, before https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
| Microsoft Microsoft Publisher 2016 | from 16.0.0, before 16.0.5465.1001 | 16.0.5465.1001 |
Exploitation
| In CISA KEV since | 10 Sep 2024 |
|---|---|
| Due date for US federal agencies | 1 Oct 2024 |
| Used in ransomware campaigns | Unknown |
| Required action | Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. |
Severity
| CVSS 3.1 | 7.3 highCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:HScored by the CNA ([email protected]) |
|---|---|
| Weakness | CWE-693 |
References
- CVE-2024-38226 on NVD
- CVE-2024-38226 in the CISA KEV catalog
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-38226 (cited by CISA)
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-38226 Patch, Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-38226 US Government Resource
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.