// For flags

CVE-2023-39999

WordPress < 6.3.2 is vulnerable to Broken Access Control

Severity Score

4.3
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Exposure of Sensitive Information to an Unauthorized Actor in WordPress from 6.3 through 6.3.1, from 6.2 through 6.2.2, from 6.1 through 6.13, from 6.0 through 6.0.5, from 5.9 through 5.9.7, from 5.8 through 5.8.7, from 5.7 through 5.7.9, from 5.6 through 5.6.11, from 5.5 through 5.5.12, from 5.4 through 5.4.13, from 5.3 through 5.3.15, from 5.2 through 5.2.18, from 5.1 through 5.1.16, from 5.0 through 5.0.19, from 4.9 through 4.9.23, from 4.8 through 4.8.22, from 4.7 through 4.7.26, from 4.6 through 4.6.26, from 4.5 through 4.5.29, from 4.4 through 4.4.30, from 4.3 through 4.3.31, from 4.2 through 4.2.35, from 4.1 through 4.1.38.

Exposición de Información Confidencial a un Actor No Autorizado en WordPress desde 6.3 hasta 6.3.1, desde 6.2 hasta 6.2.2, desde 6.1 hasta 6.13, desde 6.0 hasta 6.0.5, desde 5.9 hasta 5.9.7, desde 5.8 hasta 5.8.7, del 5.7 al 5.7.9, del 5.6 al 5.6.11, del 5.5 al 5.5.12, del 5.4 al 5.4.13, del 5.3 al 5.3.15, del 5.2 al 5.2.18, del 5.1 al 5.1.16, del 5.0 al 5.0.19, del 4.9 al 4.9.23, del 4.8 al 4.8.22, del 4.7 al 4.7.26, del 4.6 al 4.6.26, del 4.5 al 4.5.29, del 4.4 al 4.4.30, del 4.3 al 4.3.31, del 4.2 al 4.2.35, del 4.1 al 4.1.38.

WordPress Core is vulnerable to Sensitive Information Exposure in versions up to, and including, 6.3.1 via the comments listing. This allows authenticated users, with contributor-level privileges or above, to view comments on protected posts.

Exposure of Sensitive Information to an Unauthorized Actor in WordPress from 6.3 through 6.3.1, from 6.2 through 6.2.2, from 6.1 through 6.13, from 6.0 through 6.0.5, from 5.9 through 5.9.7, from 5.8 through 5.8.7, from 5.7 through 5.7.9, from 5.6 through 5.6.11, from 5.5 through 5.5.12, from 5.4 through 5.4.13, from 5.3 through 5.3.15, from 5.2 through 5.2.18, from 5.1 through 5.1.16, from 5.0 through 5.0.19, from 4.9 through 4.9.23, from 4.8 through 4.8.22, from 4.7 through 4.7.26, from 4.6 through 4.6.26, from 4.5 through 4.5.29, from 4.4 through 4.4.30, from 4.3 through 4.3.31, from 4.2 through 4.2.35, from 4.1 through 4.1.38.

Several security vulnerabilities have been discovered in Wordpress, a popular content management framework, which may lead to exposure of sensitive information to an unauthorized actor in WordPress or allowing unauthenticated attackers to discern the email addresses of users who have published public posts on an affected website via an Oracle style attack.

*Credits: Rafie Muhammad (Patchstack), Jb Audras (WordPress Security Team)
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None
Attack Vector
Network
Attack Complexity
Low
Authentication
Single
Confidentiality
Partial
Integrity
None
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2023-08-08 CVE Reserved
  • 2023-10-12 CVE Published
  • 2025-02-13 CVE Updated
  • 2025-02-13 First Exploit
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
CAPEC
  • CAPEC-1: Accessing Functionality Not Properly Constrained by ACLs
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Wordpress
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Wordpress
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>= 4.1 <= 4.1.38
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-
Affected
Wordpress
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Wordpress
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>= 4.2 <= 4.2.35
Search vendor "Wordpress" for product "Wordpress" and version " >= 4.2 <= 4.2.35"
-
Affected
Wordpress
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Wordpress
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>= 4.3 <= 4.3.31
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-
Affected
Wordpress
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Wordpress
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>= 4.4 <= 4.4.30
Search vendor "Wordpress" for product "Wordpress" and version " >= 4.4 <= 4.4.30"
-
Affected
Wordpress
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Wordpress
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>= 4.5 <= 4.5.29
Search vendor "Wordpress" for product "Wordpress" and version " >= 4.5 <= 4.5.29"
-
Affected
Wordpress
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Wordpress
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>= 4.6 <= 4.6.26
Search vendor "Wordpress" for product "Wordpress" and version " >= 4.6 <= 4.6.26"
-
Affected
Wordpress
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Wordpress
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>= 4.7 <= 4.7.26
Search vendor "Wordpress" for product "Wordpress" and version " >= 4.7 <= 4.7.26"
-
Affected
Wordpress
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Wordpress
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>= 4.8 <= 4.8.22
Search vendor "Wordpress" for product "Wordpress" and version " >= 4.8 <= 4.8.22"
-
Affected
Wordpress
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Wordpress
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>= 4.9 <= 4.9.23
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-
Affected
Wordpress
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Wordpress
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>= 5.0 <= 5.0.19
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-
Affected
Wordpress
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Wordpress
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>= 5.1 <= 5.1.16
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-
Affected
Wordpress
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Wordpress
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>= 5.2 <= 5.2.18
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-
Affected
Wordpress
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Wordpress
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>= 5.3 <= 5.3.15
Search vendor "Wordpress" for product "Wordpress" and version " >= 5.3 <= 5.3.15"
-
Affected
Wordpress
Search vendor "Wordpress"
Wordpress
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>= 5.4 <= 5.4.13
Search vendor "Wordpress" for product "Wordpress" and version " >= 5.4 <= 5.4.13"
-
Affected
Wordpress
Search vendor "Wordpress"
Wordpress
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>= 5.5 <= 5.5.12
Search vendor "Wordpress" for product "Wordpress" and version " >= 5.5 <= 5.5.12"
-
Affected
Wordpress
Search vendor "Wordpress"
Wordpress
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>= 5.6 <= 5.6.11
Search vendor "Wordpress" for product "Wordpress" and version " >= 5.6 <= 5.6.11"
-
Affected
Wordpress
Search vendor "Wordpress"
Wordpress
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>= 5.7 <= 5.7.9
Search vendor "Wordpress" for product "Wordpress" and version " >= 5.7 <= 5.7.9"
-
Affected
Wordpress
Search vendor "Wordpress"
Wordpress
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>= 5.8 <= 5.8.7
Search vendor "Wordpress" for product "Wordpress" and version " >= 5.8 <= 5.8.7"
-
Affected
Wordpress
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Wordpress
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>= 5.9 <= 5.9.7
Search vendor "Wordpress" for product "Wordpress" and version " >= 5.9 <= 5.9.7"
-
Affected
Wordpress
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Wordpress
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>= 6.0 <= 6.0.5
Search vendor "Wordpress" for product "Wordpress" and version " >= 6.0 <= 6.0.5"
-
Affected
Wordpress
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Wordpress
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>= 6.1 <= 6.1.3
Search vendor "Wordpress" for product "Wordpress" and version " >= 6.1 <= 6.1.3"
-
Affected
Wordpress
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Wordpress
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>= 6.2 <= 6.2.2
Search vendor "Wordpress" for product "Wordpress" and version " >= 6.2 <= 6.2.2"
-
Affected
Wordpress
Search vendor "Wordpress"
Wordpress
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>= 6.3 < 6.3.2
Search vendor "Wordpress" for product "Wordpress" and version " >= 6.3 < 6.3.2"
-
Affected
Fedoraproject
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Fedora
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37
Search vendor "Fedoraproject" for product "Fedora" and version "37"
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Affected
Fedoraproject
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Fedora
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38
Search vendor "Fedoraproject" for product "Fedora" and version "38"
-
Affected