CVE-2024-38226 (GCVE-0-2024-38226)

Vulnerability from cvelistv5 – Published: 2024-09-10 16:53 – Updated: 2026-08-10 15:10
VLAI CISA Previdian
Title
Microsoft Publisher Security Feature Bypass Vulnerability
Summary
Microsoft Publisher Security Feature Bypass Vulnerability
Severity
7.3 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C
SSVC
Exploitation: active Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-09-11 14:56 UTC
CWE
  • CWE-693 - Protection Mechanism Failure
Assigner
References
Impacted products
Vendor Product Version CPE status
Microsoft Microsoft Office 2019 Affected: 19.0.0 , < https://aka.ms/OfficeSecurityReleases (custom)
guessed Create a notification for this product.
Microsoft Microsoft Office LTSC 2021 Affected: 16.0.1 , < https://aka.ms/OfficeSecurityReleases (custom)
guessed Create a notification for this product.
Microsoft Microsoft Publisher 2016 Affected: 16.0.0 , < 16.0.5465.1001 (custom)
guessed Create a notification for this product.
Date Public
2024-09-10 07:00
CISA
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: a1fd20ab-f505-4699-932c-7f4b6631bcd0

Vulnerability ID: CVE-2024-38226

Status: Confirmed

Status Updated: 2024-09-10 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2024-09-10
Asserted: 2024-09-10
Scope
Notes: KEV entry: Microsoft Publisher Protection Mechanism Failure Vulnerability | Affected: Microsoft / Publisher | Description: Microsoft Publisher contains a protection mechanism failure vulnerability that allows attacker to bypass Office macro policies used to block untrusted or malicious files. | Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. | Due date: 2024-10-01 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-38226; https://nvd.nist.gov/vuln/detail/CVE-2024-38226
Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev

Details
Cwes CWE-693
Feed CISA Known Exploited Vulnerabilities Catalog
Product Publisher
Due Date 2024-10-01
Date Added 2024-09-10
Vendorproject Microsoft
Vulnerabilityname Microsoft Publisher Protection Mechanism Failure Vulnerability
Knownransomwarecampaignuse Unknown
References
Created: 2026-02-02 13:24 UTC | Updated: 2026-02-06 07:53 UTC
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 61e15524-df45-499e-be6e-ed4b3d0a73ff

Vulnerability ID: CVE-2024-38226

Status: Confirmed

Status Updated: 2024-09-10 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2024-09-10
Asserted: 2024-09-10
Scope
Notes: KEVIntel entry: Microsoft Publisher Security Feature Bypass Vulnerability | Affected: Microsoft / Microsoft Office 2019, Microsoft Office LTSC 2021, Microsoft Publisher 2016 | CVSS: 7.3 (HIGH) | Used in malware: unknown | Not yet in CISA KEV: False
Evidence

Type: Public Report

Signal: Successful Exploitation

Confidence: 70%

Source: kevintel

Details
Feed KEVIntel (kevintel.com)
Title Microsoft Publisher Security Feature Bypass Vulnerability
Vendor Microsoft
Product Microsoft Office 2019, Microsoft Office LTSC 2021, Microsoft Publisher 2016
Added Date 2024-09-10T00:00:00.000Z
Cvss Score 7.3
Epss Score None
Cvss Severity HIGH
Epss Percentile None
Used In Malware unknown
Ahead Of Cisa Kev None
Not Yet In Cisa Kev False
References
Created: 2026-06-23 11:14 UTC | Updated: 2026-06-23 11:14 UTC
Show details on NVD website
To clipboard 

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.