WordPress < 6.3.2 is vulnerable to Broken Access Control

MITRE NVD CVE.ORG JSON API Print: PDF PDF

Summary

CVECVE-2023-39999
StatePUBLISHED
AssignerPatchstack
Source PriorityCVE Program / NVD first with legacy fallback
Published2023-10-13 12:15:09 UTC
Updated2026-10-05 13:16:48 UTC
DescriptionExposure 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.

Risk And Classification

Primary CVSS: v3.1 4.3 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS: 0.010450000 probability, percentile 0.629310000 (date 2026-10-05)

Problem Types: CWE-200 | NVD-CWE-noinfo | CWE-200 CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary4.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
3.1[email protected]Secondary4.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
3.1CNACVSS4.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Fedoraproject Fedora 37 All All All
Operating System Fedoraproject Fedora 38 All All All
Application Wordpress Wordpress All All All All
Application Wordpress Wordpress All All All All
Application Wordpress Wordpress All All All All
Application Wordpress Wordpress All All All All
Application Wordpress Wordpress All All All All
Application Wordpress Wordpress All All All All
Application Wordpress Wordpress All All All All
Application Wordpress Wordpress All All All All
Application Wordpress Wordpress All All All All
Application Wordpress Wordpress All All All All
Application Wordpress Wordpress All All All All
Application Wordpress Wordpress All All All All
Application Wordpress Wordpress All All All All
Application Wordpress Wordpress All All All All
Application Wordpress Wordpress All All All All
Application Wordpress Wordpress All All All All
Application Wordpress Wordpress All All All All
Application Wordpress Wordpress All All All All
Application Wordpress Wordpress All All All All
Application Wordpress Wordpress All All All All
Application Wordpress Wordpress All All All All
Application Wordpress Wordpress All All All All
Application Wordpress Wordpress All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA WordPress.org WordPress affected 6.3 6.3.1 custom Not specified
CNA WordPress.org WordPress affected 6.2 6.2.2 custom Not specified
CNA WordPress.org WordPress affected 6.1 6.1.3 custom Not specified
CNA WordPress.org WordPress affected 6.0 6.0.5 custom Not specified
CNA WordPress.org WordPress affected 5.9 5.9.7 custom Not specified
CNA WordPress.org WordPress affected 5.8 5.8.7 custom Not specified
CNA WordPress.org WordPress affected 5.7 5.7.9 custom Not specified
CNA WordPress.org WordPress affected 5.6 5.6.11 custom Not specified
CNA WordPress.org WordPress affected 5.5 5.5.12 custom Not specified
CNA WordPress.org WordPress affected 5.4 5.4.13 custom Not specified
CNA WordPress.org WordPress affected 5.3 5.3.15 custom Not specified
CNA WordPress.org WordPress affected 5.2 5.2.18 custom Not specified
CNA WordPress.org WordPress affected 5.1 5.1.16 custom Not specified
CNA WordPress.org WordPress affected 5.0 5.0.19 custom Not specified
CNA WordPress.org WordPress affected 4.9 4.9.23 custom Not specified
CNA WordPress.org WordPress affected 4.8 4.8.22 custom Not specified
CNA WordPress.org WordPress affected 4.7 4.7.26 custom Not specified
CNA WordPress.org WordPress affected 4.6 4.6.26 custom Not specified
CNA WordPress.org WordPress affected 4.5 4.5.29 custom Not specified
CNA WordPress.org WordPress affected 4.4 4.4.30 custom Not specified
CNA WordPress.org WordPress affected 4.3 4.3.31 custom Not specified
CNA WordPress.org WordPress affected 4.2 4.2.35 custom Not specified
CNA WordPress.org WordPress affected 4.1 4.1.38 custom Not specified

References

ReferenceSourceLinkTags
[SECURITY] Fedora 39 Update: wordpress-6.3.2-1.fc39 - package-announce - Fedora Mailing-Lists af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org Mailing List, Third Party Advisory
lists.debian.org/debian-lts-announce/2023/11/msg00014.html af854a3a-2127-422b-91ae-364da2661108 lists.debian.org Mailing List, Third Party Advisory
[SECURITY] Fedora 38 Update: wordpress-6.3.2-1.fc38 - package-announce - Fedora Mailing-Lists af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org Mailing List, Third Party Advisory
WordPress core < 6.3.2 - Contributor+ Comment Read on Private and Password Protected Post vulnerability - Patchstack af854a3a-2127-422b-91ae-364da2661108 patchstack.com Third Party Advisory
WordPress 6.3.2 Security Update - Technical Advisory - Patchstack af854a3a-2127-422b-91ae-364da2661108 patchstack.com Exploit, Patch, Third Party Advisory
[SECURITY] Fedora 37 Update: wordpress-6.2.3-1.fc37 - package-announce - Fedora Mailing-Lists af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org Mailing List, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Rafie Muhammad (Patchstack) (en)

CNA: Jb Audras (WordPress Security Team) (en)

Additional Advisory Data

Solutions

CNA: Update to suitable (6.3.2, 6.2.3, 6.1.4, 6.0.6, 5.9.8, 5.8.8, 5.7.10, 5.6.12, 5.5.13, 5.4.14, 5.3.16, 5.2.19, 5.1.17, 5.0.20, 4.9.24, 4.8.23, 4.7.27, 4.6.27, 4.5.30, 4.4.31, 4.3.32, 4.2.36, 4.1.39) or a higher version.

Legacy QID Mappings

  • 154145 WordPress Information Disclosure Vulnerability (CVE-2023-39999)
  • 284669 Fedora Security Update for wordpress (FEDORA-2023-c1535224de)
  • 284670 Fedora Security Update for wordpress (FEDORA-2023-c42a4b2eab)
  • 285196 Fedora Security Update for wordpress (FEDORA-2023-1adca3e938)
  • 6000334 Debian Security Update for wordpress (DLA 3658-1)

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