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CVE-2023-21715 (GCVE-0-2023-21715)

Vulnerability from cvelistv5 – Published: 2023-02-14 19:33 – Updated: 2026-08-19 16:27
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:U/RL:O/RC:C
SSVC
Exploitation: active Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-02-04 16:09 UTC
CWE
  • Security Feature Bypass
  • CWE-863 - Incorrect Authorization
Assigner
References
Impacted products
Vendor Product Version CPE status
Microsoft Microsoft 365 Apps for Enterprise Affected: 16.0.1 , < https://aka.ms/OfficeSecurityReleases (custom)
    cpe:2.3:a:microsoft:365_apps:*:*:*:*:enterprise:*:*:*
Create a notification for this product.
Date Public
2023-02-14 08:00
CISA
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 35301267-8e26-4cd8-bd68-5a22d3756101

Vulnerability ID: CVE-2023-21715

Status: Confirmed

Status Updated: 2023-02-14 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2023-02-14
Asserted: 2023-02-14
Scope
Notes: KEV entry: Microsoft Office Publisher Security Feature Bypass Vulnerability | Affected: Microsoft / Office | Description: Microsoft Office Publisher contains a security feature bypass vulnerability that allows for a local, authenticated attack on a targeted system. | Required action: Apply updates per vendor instructions. | Due date: 2023-03-07 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2023-21715; https://nvd.nist.gov/vuln/detail/CVE-2023-21715
Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev

Details
Cwes CWE-863
Feed CISA Known Exploited Vulnerabilities Catalog
Product Office
Due Date 2023-03-07
Date Added 2023-02-14
Vendorproject Microsoft
Vulnerabilityname Microsoft Office Publisher Security Feature Bypass Vulnerability
Knownransomwarecampaignuse Unknown
References
Created: 2026-02-02 12:27 UTC | Updated: 2026-02-06 07:17 UTC
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 907687fe-e26a-4075-a817-4e43eafda217

Vulnerability ID: CVE-2023-21715

Status: Confirmed

Status Updated: 2023-02-14 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2023-02-14
Asserted: 2023-02-14
Scope
Notes: KEVIntel entry: Microsoft Publisher Security Feature Bypass Vulnerability | Affected: Microsoft / Microsoft 365 Apps for Enterprise | 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 365 Apps for Enterprise
Added Date 2023-02-14T00:00:00.000Z
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 14:05 UTC | Updated: 2026-07-10 06:14 UTC
Show details on NVD website
To clipboard 

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Tags
Taxonomy of the tags.





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

Author Source Type Date Other

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.


Detection rules are retrieved from Rulezet.


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.