CVE-2024-0899Network attack vector

Unauthenticated content disclosure via unrestricted REST requests

Published Apr 9, 2024 · Updated Apr 8, 2026

Improper access control in s2Member 230815 and earlier allows remote attackers to read restricted posts and pages through the WP REST API. The plugin's REST request handling fails to apply configured s2Member access restrictions before WordPress returns post or page content. No authentication is required; exposure is limited to content that site operators intended s2Member to protect.

CVSS severity5.3
Medium
EPSS probability0.56%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper access control in s2Member 230815 and earlier allows remote attackers to read restricted posts and pages through the WP REST API. The plugin's REST request handling fails to apply configured s2Member access restrictions before WordPress returns post or page content. No authentication is required; exposure is limited to content that site operators intended s2Member to protect.

The record

CVE
CVE-2024-0899
Published
Apr 9, 2024
Updated
Apr 8, 2026
Vendor
WP Sharks
Product
s2Member
Classifications
CWE-284, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Apr 9, 2024CVE publishedPublication date reported by the CVE source.
  2. Apr 8, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <=230815

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

WP Sharks · s2Memberversion=0 <=230815
Cristián Lávaque · s2Memberversion=0 <=230815

Published CVSS scores

5.3WordfenceCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-284Improper Access Control
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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