CVE-2023-23488

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2023-01-20. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Weaponized
9.8EG
EchelonGraph verdictPatch this weekExploitation is likely or a public exploit exists.
  • High exploitation likelihood — EPSS 92%
  • Public exploit code is available (Metasploit, Exploit-DB (verified), ssvc poc, epss top5pct, epss high, public exploit)
CISA-KEV: Not listedEPSS PROB: 92%CVSS: 9.8Exploit: Metasploit · Exploit-DB (verified) · ssvc poc · epss top5pct · epss high · public exploitExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

The Paid Memberships Pro WordPress Plugin, version < 2.9.8, is affected by an unauthenticated SQL injection vulnerability in the 'code' parameter of the '/pmpro/v1/order' REST route.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
96(Attend)
EG Risk 96/100SSVC: Attend

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity98% × 45%
Exploitation92% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
92%
EPSS %ILE
100%
KEV
Not listed

Published

January 20, 2023

Last Modified

April 3, 2025

Advisory Details (2)

Auto-updated Sep 3, 2026
🔬 Proof of concept available. Patch available.
generic Patch Available🟡 PoC Available

SQL Injection in Multiple WordPress Plugins - Research Advisory | Tenable®

https://www.tenable.com/security/research/tra-2023-2
generic

Locked Out | Packet Storm

http://packetstormsecurity.com/files/171661/WordPress-Paid-Memberships-Pro-2.9.8-SQL-Injection.html

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 3× in last 7d / 10× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-09-06 13:45 UTCEPSS rescore
  2. 2026-09-05 15:25 UTCEPSS rescore
  3. 2026-09-04 17:29 UTCOSV refresh
  4. 2026-08-30 19:15 UTCEPSS rescore
  5. 2026-08-28 21:38 UTCEPSS rescore
  6. 2026-08-27 14:22 UTCEPSS rescore
  7. 2026-08-24 14:14 UTCEPSS rescore
  8. 2026-08-23 00:17 UTCEPSS rescore
  9. 2026-08-18 04:52 UTCOSV refresh
  10. 2026-08-16 02:12 UTCEPSS rescore
  11. 2026-08-08 16:34 UTCEPSS rescore
  12. 2026-08-06 13:44 UTCEPSS rescore
  13. 2026-08-02 23:27 UTCOSV refresh
  14. 2026-07-30 16:26 UTCEPSS rescore
  15. 2026-07-26 14:52 UTCEPSS rescore
  16. 2026-07-26 14:52 UTCEPSS rescore
  17. 2026-07-25 14:16 UTCEPSS rescore
  18. 2026-07-25 14:16 UTCEPSS rescore
  19. 2026-07-23 02:19 UTCEG score recompute
  20. 2026-07-22 23:07 UTCEG score recompute
  21. 2026-07-22 14:06 UTCEPSS rescore
  22. 2026-07-21 15:23 UTCEPSS rescore
  23. 2026-07-20 17:05 UTCEPSS rescore
  24. 2026-07-19 14:29 UTCEPSS rescore
  25. 2026-07-19 14:29 UTCEPSS rescore
Show 36 more
  1. 2026-07-19 02:27 UTCEPSS rescore
  2. 2026-07-19 02:27 UTCEPSS rescore
  3. 2026-07-16 08:19 UTCOSV refresh
  4. 2026-07-09 19:08 UTCEPSS rescore
  5. 2026-07-07 13:44 UTCEPSS rescore
  6. 2026-07-04 06:29 UTCEPSS rescore
  7. 2026-07-04 06:29 UTCEPSS rescore
  8. 2026-06-28 07:52 UTCOSV refresh
  9. 2026-06-27 03:07 UTCEPSS rescore
  10. 2026-06-23 21:31 UTCEPSS rescore
  11. 2026-06-23 21:31 UTCEPSS rescore
  12. 2026-06-17 17:51 UTCEPSS rescore
  13. 2026-06-17 17:51 UTCEPSS rescore
  14. 2026-06-15 17:47 UTCEPSS rescore
  15. 2026-06-14 23:16 UTCEPSS rescore
  16. 2026-06-12 23:10 UTCEPSS rescore
  17. 2026-06-10 22:17 UTCEPSS rescore
  18. 2026-06-10 18:17 UTCOSV refresh
  19. 2026-06-10 13:21 UTCEPSS rescore
  20. 2026-06-10 13:21 UTCEPSS rescore
  21. 2026-06-06 13:46 UTCEPSS rescore
  22. 2026-06-06 13:46 UTCEPSS rescore
  23. 2026-06-05 22:46 UTCEPSS rescore
  24. 2026-06-05 22:46 UTCEPSS rescore
  25. 2026-06-05 22:46 UTCEPSS rescore
  26. 2026-06-04 13:11 UTCEPSS rescore
  27. 2026-06-04 13:11 UTCEPSS rescore
  28. 2026-06-02 20:12 UTCEPSS rescore
  29. 2026-06-02 20:12 UTCEPSS rescore
  30. 2026-06-02 20:12 UTCEPSS rescore
  31. 2026-06-01 13:51 UTCEPSS rescore
  32. 2026-06-01 13:50 UTCEPSS rescore
  33. 2026-05-28 13:43 UTCEPSS rescore
  34. 2026-05-28 13:43 UTCEPSS rescore
  35. 2026-05-25 08:15 UTCEG score recompute
  36. 2026-05-25 08:15 UTCGHSA enrichment

Publicly available exploits

(3 references)

Working exploit code is in the public domain (1 Metasploit module) (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Exploit-DBEDB-51235✓ verified
    First seen Apr 3, 2023

    Paid Memberships Pro v2.9.8 (WordPress Plugin) - Unauthenticated SQL Injection

    Open source ↗
  • Metasploitauxiliary/scanner/http/wp_paid_membership_pro_code_sqli✓ verified
    First seen Jan 12, 2023

    Wordpress Paid Membership Pro code Unauthenticated SQLi

    Open source ↗
  • Nucleihttp/cves/2023/CVE-2023-23488.yaml
    First seen Jan 1, 2023

    WordPress Paid Memberships Pro <2.9.8 - Blind SQL Injection

    Open source ↗

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2023-23488?
CVE-2023-23488 is a critical vulnerability published on January 20, 2023. The Paid Memberships Pro WordPress Plugin, version < 2.9.8, is affected by an unauthenticated SQL injection vulnerability in the 'code' parameter of the '/pmpro/v1/order' REST route.
When was CVE-2023-23488 disclosed?
CVE-2023-23488 was first published in the National Vulnerability Database on January 20, 2023, with the most recent update on April 3, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-23488 actively exploited?
CVE-2023-23488 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 92% probability of exploitation in the next 30 days, which ranks it in the top 0.2% of all scored CVEs.
What is the CVSS score of CVE-2023-23488?
CVE-2023-23488 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2023-23488?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-23488, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2023-23488

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