01 Record

CVE-2023-39999

WordPress < 6.3.2 is vulnerable to Broken Access Control

MediumPUBLISHEDCNA: Patchstack

CNA base score4.3 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

View raw JSON

02 Description

WordPress < 6.3.2 is vulnerable to Broken Access Control

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 1.19% probability of exploitation activity in the next 30 days.
EPSS percentile: Equal to or higher than the score of 67.3% of scored records. A rank, not a probability.
NVD base score: 4.3 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
NVD analysis status: Modified. NVD last modified this record on 2026-10-05.
Red Hat severity: No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2023-10-13 11:31Z3 YR AGO

Last updated

2026-10-05 12:20Z24 DAYS AGO

Reserved

2023-08-08

Assigning CNA

Patchstack

Record state

PUBLISHED

Severity

Medium (CVSS 4.3)

CNA CVSS vector

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

Weaknesses

CWE-200Exposure of Sensitive Information to an Unauthorized ActorClass

Data version

5.2

Document digest

e0fc5df162ad655ff45362c0e3cbf572f3c73210f5b1fd0df5e958888ad3f0c5

05 Affected products

VendorProductVersionsPlatforms

WordPress.orgWordPress6.3 to 6.3.1, 6.2 to 6.2.2, 6.1 to 6.1.3, 6.0 to 6.0.5, 5.9 to 5.9.7, 5.8 to 5.8.7, 5.7 to 5.7.9, 5.6 to 5.6.11, 5.5 to 5.5.12, 5.4 to 5.4.13, 5.3 to 5.3.15, 5.2 to 5.2.18, 5.1 to 5.1.16, 5.0 to 5.0.19, 4.9 to 4.9.23, 4.8 to 4.8.22, 4.7 to 4.7.26, 4.6 to 4.6.26, 4.5 to 4.5.29, 4.4 to 4.4.30, 4.3 to 4.3.31, 4.2 to 4.2.35, 4.1 to 4.1.38—

06 References

patchstack.comhttps://patchstack.com/articles/wordpress-core-6-3-2-security-update-technical-advisory?_s_id=cvethird-party-advisory
patchstack.comhttps://patchstack.com/database/vulnerability/wordpress/wordpress-wordpress-core-core-6-3-2-contributor-comment-read-on-private-and-password-protected-post-vulnerability?_s_id=cvevdb-entry
lists.fedoraproject.orghttps://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2EVFT4DPZRFTXJPEPADM22BZVIUD2P66/
lists.fedoraproject.orghttps://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WQBL4ZQCBFNQ76XHM5257CIBFQRGT5QY/
lists.fedoraproject.orghttps://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GCCVDPKOK57WCTH2QJ5DJM3B53RJNZKA/
lists.debian.orghttps://lists.debian.org/debian-lts-announce/2023/11/msg00014.html

07 Remediation

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.

08 Fixed in

Debian 12

wordpress
Fixed in 6.1.6+dfsg1-0+deb12u1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 13

wordpress
Fixed in 6.3.2+dfsg1-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 14

wordpress
Fixed in 6.3.2+dfsg1-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.