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TI-2021-03904 Aliases CVE-2021-20678GHSA-5hfp-hw26-8838

SQL injection in strangerstudios Paid Memberships Pro

Priority MEDIUM 42CWE-89Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
SQL injection
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-89.

Summary

SQL injection vulnerability in the Paid Memberships Pro versions prior to 2.5.6 allows remote authenticated attackers to execute arbitrary SQL commands via unspecified vectors.

Why it matters now

EPSS 0.02044 81st percentileScored 2026-11-07
Fix Fixed Paid Memberships Pro (Stranger Studios): 2.5.6

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
strangerstudiosPaid Memberships Probefore 2.5.62.5.6Patch availableCNA
  • Paid Memberships Pro Vendorstrangerstudios Affected before 2.5.6 Fixed in 2.5.6 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:strangerstudios:paid_memberships_pro:*:*:*:*:*:wordpress:*:*before 2.5.6Vulnerablestrangerstudios
  • cpe:2.3:a:strangerstudios:paid_memberships_pro:*:*:*:*:*:wordpress:*:* Versions before 2.5.6 Vulnerable ·strangerstudios

Remediation

  • Fix · CNA Paid Memberships Pro (Stranger Studios) Fixed in 2.5.6

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-20678
  2. 2026-10-03 Alias added: GHSA-5hfp-hw26-8838

References

  • TI-2023-09323 SQL injection in Paid Memberships Pro WordPress Plugin CVSS 3.1CRITICAL 9.8
  • TI-2021-07392 Paid Memberships Pro < 2.6.7 - Unauthenticated Blind SQL Injection CVSS 3.1CRITICAL 9.8
  • TI-2023-00598 Paid Memberships Pro < 2.9.12 - Subscriber+ SQL Injection CVSS 3.1HIGH 8.8
  • TI-2023-05682 Paid Memberships Pro <= 2.12.3 - Authenticated (Subscriber+) Arbitrary File Upload CVSS 3.1HIGH 8.8
  • TI-2022-04426 Paid Memberships Pro < 2.9.9 - Contributor+ Stored XSS via Shortcode CVSS 3.1MEDIUM 6.1
  • TI-2024-01197 Paid Memberships Pro - Member Directory Add On < 1.2.6 - Contributor+ Sensitive Information Disclosure via SQLi CVSS 3.1MEDIUM 6.5
See all 23 →

Sources