WP Activity Log <= 4.5.0 - Missing Capabilities Check to User Enumeration

MITRE NVD CVE.ORG JSON API Print: PDF PDF

Summary

CVECVE-2023-2261
StatePUBLISHED
AssignerWordfence
Source PriorityCVE Program / NVD first with legacy fallback
Published2023-06-09 13:15:09 UTC
Updated2026-04-08 19:18:13 UTC
DescriptionThe WP Activity Log plugin for WordPress is vulnerable to authorization bypass due to a missing capability check on the handle_ajax_call function in versions up to, and including, 4.5.0. This makes it possible for authenticated attackers, with subscriber-level access or higher, to obtain a list of users with accounts on the site. This includes ids, usernames and emails.

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: 0.001660000 probability, percentile 0.377880000 (date 2026-04-09)

Problem Types: CWE-862 | CWE-862 CWE-862 Missing Authorization

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
3.1CNADECLARED4.3MEDIUMCVSS: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
Application Wpwhitesecurity Wp Activity Log All All All All
Application Wpwhitesecurity Wp Activity Log All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Melapress WP Activity Log affected 4.5.0 semver Not specified
CNA Wpwhitesecurity WP Activity Log Premium affected 4.5.0 semver Not specified

References

ReferenceSourceLinkTags
403 Forbidden af854a3a-2127-422b-91ae-364da2661108 plugins.trac.wordpress.org Patch
403 Forbidden af854a3a-2127-422b-91ae-364da2661108 plugins.trac.wordpress.org Broken Link
WP Activity Log <= 4.5.0 - Missing Capabilities Check to User Enumeration af854a3a-2127-422b-91ae-364da2661108 www.wordfence.com 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: Marco Wotschka (en)

Additional Advisory Data

SourceTimeEvent
CNA2023-04-24T00:00:00.000ZDiscovered
CNA2023-05-17T00:00:00.000ZDisclosed
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