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WordPress plugin

s2Member <= 250905 — Unauthenticated Remote Code Execution

CVE-2025-62023Published · Updated

Action summary

Affected: ≤250905Update to 251005 or newer

All remediation steps
Watch plugin
Severity
Critical9.8
CVSS
9.8
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
What does this vector mean?
AV:N Attack vector
Network
AC:L Attack complexity
Low
PR:N Privileges required
None
UI:N User interaction
None
S:U Scope
Unchanged
C:H Confidentiality
High
I:H Integrity
High
A:H Availability
High
Weakness
CWE-94 Improper Control of Generation of Code
Required access
No account needed
Exploit prediction (EPSS)
No score
CISA KEV
Not listed
On this page8

Am I affected?

s2Member – Excellent for All Kinds of Memberships, Content Restriction Paywalls & Member Access Subscriptions s2member

  1. Affected≤ 250905
  2. Patched in251005

Update to 251005 or newer.

You are affected if you run ≤ 250905. Version 251005 and later are not affected by this issue.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under s2Member – Excellent for All Kinds of Memberships, Content Restriction Paywalls & Member Access Subscriptions.
  • No admin access? Run a passive check of your site. It reads public files only.
  • No account is needed to exploit this. Treat any exposed site on an affected version as at risk.

What to do

  1. Update to version 251005, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch s2Member – Excellent for All Kinds of Memberships, Content Restriction Paywalls & Member Access Subscriptions to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to Drew Webber (mcdruid).

The s2Member – Excellent for All Kinds of Memberships, Content Restriction Paywalls & Member Access Subscriptions plugin for WordPress is vulnerable to Remote Code Execution in all versions up to, and including, 250905. This makes it possible for unauthenticated attackers to execute code on the server.

Exploits & references

Proof-of-concept & detection

No public proof-of-concept or detection template is known for this vulnerability.

Advisories & patches

More in s2Member – Excellent for All Kinds of Memberships, Content Restriction Paywalls & Member Access Subscriptions

All 16
More vulnerabilities in s2Member – Excellent for All Kinds of Memberships, Content Restriction Paywalls & Member Access Subscriptions
SeverityVulnerabilityCVEPublished
Critical9.8Unauthenticated Remote Code Execution via 'item_name' IPN Parameter
≤260927Update to 261001
CVE-2026-86596
Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting via 'date_format' Shortcode Attribute
≤261011Update to 261017
CVE-2026-109972
High8.8Unauthenticated Remote Code Execution via 'first_name' Parameter in PayPal Proxy Return
≤260814Update to 260829
CVE-2026-19804
Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting
≤260804Update to 260805
CVE-2026-15047
Critical9.8Unauthenticated Privilege Escalation via Account Takeover
≤260127Update to 260215
CVE-2026-1994

Timeline

  1. CVE published

    Severity critical, CVSS 9.8

  2. Record last updated

Sources & licenses

Wordfence record
Vulnerability data
Wordfence Intelligence. [object Object] Licensed under the CC BY-SA 4.0.
CVE® identifiers
[object Object]. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
CVSS / CWE
National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
VulnCrest content
Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.

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