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CVE-2022-2317

Simple Membership < 4.1.3 - Unauthenticated Membership Privilege Escalation

9.8 Critical

The Simple Membership WordPress plugin before 4.1.3 allows user to change their membership at the registration stage due to insufficient checking of a user supplied parameter.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

1.39%Up 0.5 points since Aug 2, 2022
90%50%10%1%

What each source reports

NVD Score used 9.8

The Simple Membership WordPress plugin before 4.1.3 allows user to change their membership at the registration stage due to insufficient checking of a user supplied parameter.

Record
CVE-2022-2317
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-269
Updated
2026-11-02
CVE List No score

Simple Membership < 4.1.3 - Unauthenticated Membership Privilege Escalation

The Simple Membership WordPress plugin before 4.1.3 allows user to change their membership at the registration stage due to insufficient checking of a user supplied parameter.

Record
CVE-2022-2317
Weakness
CWE-269
Updated
2026-11-02
EUVDEUVD-2022-34587 No score

The Simple Membership WordPress plugin before 4.1.3 allows user to change their membership at the registration stage due to insufficient checking of a user supplied parameter.

Record
EUVD-2022-34587
Updated
2026-11-03
GitHub AdvisoriesGHSA-r2wm-jmvh-5q98 9.8

The Simple Membership WordPress plugin before 4.1.3 allows user to change their membership at the...

The Simple Membership WordPress plugin before 4.1.3 allows user to change their membership at the registration stage due to insufficient checking of a user supplied parameter.

Record
GHSA-r2wm-jmvh-5q98
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-269
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliases, productsEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-2317 is a critical vulnerability (CVSS 9.8) in Simple-membership-plugin Simple Membership, published August 1, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.39%, the 72nd percentile. No source names a fixed version.

References

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