Simple Membership < 4.1.3 - Membership Privilege Escalation
Priority MEDIUM 40CWE-269Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Privilege escalation
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-269.
Summary
The Simple Membership WordPress plugin before 4.1.3 does not properly validate the membership_level parameter when editing a profile, allowing members to escalate to a higher membership level by using a crafted POST request.
Why it matters now
EPSS 0.0118 67th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed Simple Membership (Unknown): 4.1.3
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Unknown | Simple Membership | 4.1.3 to before 4.1.3 | 4.1.3 | Patch available | CNA |
- Simple Membership VendorUnknown Affected 4.1.3 to before 4.1.3 Fixed in 4.1.3 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:simple-membership-plugin:simple_membership:*:*:*:*:*:wordpress:*:* | before 4.1.3 | Vulnerable | wpinsider-1 |
- cpe:2.3:a:simple-membership-plugin:simple_membership:*:*:*:*:*:wordpress:*:* Versions before 4.1.3 Vulnerable ·wpinsider-1
Remediation
- Fix · CNA Simple Membership (Unknown) Fixed in 4.1.3
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Simple Membership 4.1.3
2 records Highest priority Priority MEDIUM 2 MEDIUM
Other records, highest priority first
- TI-2022-02140 Simple Membership < 4.1.3 - Unauthenticated Membership Privilege EscalationPriority MEDIUM 45
Timeline
- 2026-10-02 Threatist record created from CVE-2022-2273
- 2026-10-03 Alias added: GHSA-hfj7-fhvx-37c9
References
More wpinsider-1 Simple Membership vulnerabilities
- TI-2022-04084 Simple Membership < 4.2.2 - Contributor+ Stored XSS CVSS 3.1MEDIUM 5.4
- TI-2023-22342 WordPress Simple Membership plugin <= 4.3.4 - Unauthenticated Membership Role Privilege Escalation vulnerability CVSS 3.1CRITICAL 9.8
- TI-2022-02140 Simple Membership < 4.1.3 - Unauthenticated Membership Privilege Escalation CVSS 3.1CRITICAL 9.8
- TI-2019-10675 The Simple Membership plugin before 3.8.5 for WordPress has CSRF affecting the Bulk Operation section. CVSS 3.0HIGH 8.8
- TI-2023-22341 WordPress Simple Membership plugin <= 4.3.4 - Authenticated Account Takeover vulnerability CVSS 3.1HIGH 8.8
- TI-2024-10273 Simple Membership <= 4.5.5 - Exposure of Private Personal Information to an Unauthorized Actor CVSS 3.1HIGH 7.5
Sources
- CVE-2022-2273 · CVE Program
- CVE-2022-2273 · NVD
- FIRST EPSS
- GHSA-hfj7-fhvx-37c9 · GitHub Advisory Database · CC BY 4.0
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