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CVE-2024-38226

Microsoft Publisher Protection Mechanism Failure

7.3 HIGHActively exploited (CISA KEV)EPSS 2.67%
  1. Published10 Sept 2024
  2. Added to CISA KEV10 Sept 2024
  3. Remediation due1 Oct 2024
Actively exploited (CISA KEV)

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

Added to KEV: 10 Sept 2024Federal remediation due: 1 Oct 2024

Description

Microsoft Publisher Security Feature Bypass Vulnerability

CVSS 3.1 breakdown

Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionRequired
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Affected products

Microsoft Office 2019all versions
Microsoft Office Long Term Servicing Channel2021
Microsoft Publisher2016

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2024-38226 being actively exploited?

Yes. CVE-2024-38226 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 10 Sept 2024.

How severe is CVE-2024-38226?

CVE-2024-38226 has a CVSS 3.1 base score of 7.3, rated high. EPSS estimates a 2.67% probability of exploitation.

Which products are affected by CVE-2024-38226?

Affected products include Microsoft Office 2019, Microsoft Office Long Term Servicing Channel, Microsoft Publisher.

How do I fix CVE-2024-38226?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2024-38226 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.