CVE-2015-4038

Wpmembership vulnerability

CVSS

6.5

EPSS

8.3%

EPSS pct

94th

Exploited

No known

The WP Membership plugin 1.2.3 for WordPress allows remote authenticated users to gain administrator privileges via an iv_membership_update_user_settings action to wp-admin/admin-ajax.php.

Affected vendor

Wpmembership

Affected product

Wpmembership

CVSS vector

AV:N/AC:L/Au:S/C:P/I:P/A:P

Weakness type (CWE)

CWE-264 — Permissions, Privileges, and Access Controls

Published

2015-06-03

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring single-factor authentication. Successful exploitation leads to partial impact to confidentiality, partial impact to integrity, partial impact to availability.

Its EPSS score of 8.3% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 94% of all scored CVEs.

Check your external exposure to CVE-2015-4038

Confirm whether Wpmembership Wpmembership is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2015-4038.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2015-4038

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2015-4038 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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