CVE-2026-18473

CRITICALPre-NVD 9.19.1—
EchelonGraph scoreMEDIUM confidence

Score 9.1 from GitHub Security Advisory (severity: CRITICAL) published 2026-08-09. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 9.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this weekElevated
9.1EG
EchelonGraph verdictPlan mitigationSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.5%CVSS: 9.1Exploit: Elevated riskExposed services: Not assessed

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

The WP Directory Kit WordPress plugin before 1.5.5 does not properly sanitise and escape a parameter before using it in a SQL statement, leading to a SQL injection exploitable by unauthenticated users.

CVSS v3
9.1
EG Score
9.1CRITICALmedium confidence
EG Risk
72
EG Risk 72/100CISA SSVC

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
Severity91% × 45%
Exploitation40% × 40%
Automatability100% × 15%
CISA SSVC: Track at low, Track* at medium and Attend at high mission impact.
Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix.
EPSS PROB
0.5%
EPSS %ILE
37th
KEV
Not listed

CISA SSVCTrack at low, Track* at medium and Attend at high mission impact.

No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix.

Exploitation public PoC (CISA Vulnrichment) · Automatable yes (CISA Vulnrichment) · Technical impact total (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

August 9, 2026

Last Modified

August 26, 2026

Advisory Details (1)

Auto-updated Sep 15, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

WP Directory Kit < 1.5.5 – Unauthenticated SQL Injection via 'field_search' Parameter | CVE 2026-18473 | Plugin Vulnerabilities

https://wpscan.com/vulnerability/a5596bc1-5ae9-4141-b027-85a0b91ecdab/

Vendor Advisories for CVE-2026-18473(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 24× in last 7d / 144× 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.

Showing the most recent 100 of 325 total refreshes for this CVE.

  1. 2026-10-05 08:02 UTCEG score recompute
  2. 2026-10-05 08:02 UTCGHSA enrichment
  3. 2026-10-04 23:21 UTCEPSS rescore
  4. 2026-10-04 22:55 UTCGHSA enrichment
  5. 2026-10-04 14:43 UTCGHSA enrichment
  6. 2026-10-04 10:15 UTCGHSA enrichment
  7. 2026-10-04 05:39 UTCEG score recompute
  8. 2026-10-04 05:39 UTCGHSA enrichment
  9. 2026-10-03 14:25 UTCEPSS rescore
  10. 2026-10-03 00:58 UTCEG score recompute
  11. 2026-10-03 00:58 UTCGHSA enrichment
  12. 2026-10-02 16:20 UTCGHSA enrichment
  13. 2026-10-02 09:27 UTCEG score recompute
  14. 2026-10-02 09:27 UTCGHSA enrichment
  15. 2026-10-01 19:49 UTCEPSS rescore
  16. 2026-10-01 12:09 UTCGHSA enrichment
  17. 2026-10-01 07:26 UTCGHSA enrichment
  18. 2026-10-01 03:09 UTCGHSA enrichment
  19. 2026-09-30 22:51 UTCEG score recompute
  20. 2026-09-30 22:51 UTCGHSA enrichment
  21. 2026-09-30 15:02 UTCEPSS rescore
  22. 2026-09-29 15:20 UTCEPSS rescore
  23. 2026-09-29 05:39 UTCEG score recompute
  24. 2026-09-29 05:39 UTCGHSA enrichment
  25. 2026-09-28 13:51 UTCEPSS rescore
Show 75 more
  1. 2026-09-28 11:07 UTCGHSA enrichment
  2. 2026-09-28 06:50 UTCGHSA enrichment
  3. 2026-09-28 02:26 UTCGHSA enrichment
  4. 2026-09-27 17:03 UTCEG score recompute
  5. 2026-09-27 17:03 UTCGHSA enrichment
  6. 2026-09-27 13:47 UTCEPSS rescore
  7. 2026-09-26 15:58 UTCEPSS rescore
  8. 2026-09-25 08:37 UTCGHSA enrichment
  9. 2026-09-25 04:10 UTCEG score recompute
  10. 2026-09-25 04:10 UTCGHSA enrichment
  11. 2026-09-24 10:08 UTCGHSA enrichment
  12. 2026-09-24 05:50 UTCGHSA enrichment
  13. 2026-09-24 01:32 UTCGHSA enrichment
  14. 2026-09-23 21:15 UTCGHSA enrichment
  15. 2026-09-23 14:31 UTCEG score recompute
  16. 2026-09-23 14:31 UTCGHSA enrichment
  17. 2026-09-23 10:11 UTCGHSA enrichment
  18. 2026-09-23 05:53 UTCGHSA enrichment
  19. 2026-09-23 01:36 UTCGHSA enrichment
  20. 2026-09-22 21:18 UTCGHSA enrichment
  21. 2026-09-22 14:52 UTCEG score recompute
  22. 2026-09-22 14:52 UTCGHSA enrichment
  23. 2026-09-22 10:26 UTCGHSA enrichment
  24. 2026-09-22 04:53 UTCGHSA enrichment
  25. 2026-09-22 00:30 UTCEG score recompute
  26. 2026-09-22 00:30 UTCGHSA enrichment
  27. 2026-09-21 11:24 UTCGHSA enrichment
  28. 2026-09-21 03:37 UTCGHSA enrichment
  29. 2026-09-20 20:31 UTCEG score recompute
  30. 2026-09-20 20:31 UTCGHSA enrichment
  31. 2026-09-20 10:53 UTCGHSA enrichment
  32. 2026-09-20 02:04 UTCGHSA enrichment
  33. 2026-09-19 21:46 UTCGHSA enrichment
  34. 2026-09-19 17:28 UTCEG score recompute
  35. 2026-09-19 17:28 UTCGHSA enrichment
  36. 2026-09-19 12:46 UTCGHSA enrichment
  37. 2026-09-19 07:19 UTCGHSA enrichment
  38. 2026-09-19 02:55 UTCGHSA enrichment
  39. 2026-09-18 22:36 UTCEG score recompute
  40. 2026-09-18 22:36 UTCGHSA enrichment
  41. 2026-09-18 19:27 UTCEPSS rescore
  42. 2026-09-18 18:19 UTCGHSA enrichment
  43. 2026-09-18 13:59 UTCGHSA enrichment
  44. 2026-09-18 09:39 UTCGHSA enrichment
  45. 2026-09-18 05:12 UTCGHSA enrichment
  46. 2026-09-18 00:54 UTCEG score recompute
  47. 2026-09-18 00:54 UTCGHSA enrichment
  48. 2026-09-17 15:08 UTCGHSA enrichment
  49. 2026-09-17 09:27 UTCGHSA enrichment
  50. 2026-09-17 05:09 UTCGHSA enrichment
  51. 2026-09-17 00:52 UTCEG score recompute
  52. 2026-09-17 00:52 UTCGHSA enrichment
  53. 2026-09-16 14:07 UTCEPSS rescore
  54. 2026-09-16 11:21 UTCGHSA enrichment
  55. 2026-09-16 07:03 UTCEG score recompute
  56. 2026-09-16 07:03 UTCGHSA enrichment
  57. 2026-09-16 05:14 UTCEPSS rescore
  58. 2026-09-16 02:45 UTCGHSA enrichment
  59. 2026-09-15 14:10 UTCGHSA enrichment
  60. 2026-09-15 06:32 UTCEG score recompute
  61. 2026-09-15 06:32 UTCGHSA enrichment
  62. 2026-09-15 00:52 UTCGHSA enrichment
  63. 2026-09-14 13:05 UTCGHSA enrichment
  64. 2026-09-14 08:13 UTCGHSA enrichment
  65. 2026-09-14 03:56 UTCGHSA enrichment
  66. 2026-09-13 23:38 UTCGHSA enrichment
  67. 2026-09-13 19:21 UTCEG score recompute
  68. 2026-09-13 19:21 UTCGHSA enrichment
  69. 2026-09-13 16:46 UTCEPSS rescore
  70. 2026-09-13 15:00 UTCGHSA enrichment
  71. 2026-09-13 10:29 UTCGHSA enrichment
  72. 2026-09-13 06:11 UTCGHSA enrichment
  73. 2026-09-13 01:54 UTCGHSA enrichment
  74. 2026-09-12 21:36 UTCGHSA enrichment
  75. 2026-09-12 17:18 UTCEG score recompute

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-18473?
CVE-2026-18473 is a critical vulnerability published on August 9, 2026. The WP Directory Kit WordPress plugin before 1.5.5 does not properly sanitise and escape a parameter before using it in a SQL statement, leading to a SQL injection exploitable by unauthenticated users.
When was CVE-2026-18473 disclosed?
CVE-2026-18473 was first published on August 9, 2026, with the most recent update on August 26, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-18473 actively exploited?
CVE-2026-18473 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.5% probability of exploitation in the next 30 days (37th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-18473?
CVE-2026-18473 has a CVSS v3.1 base score of 9.1 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-18473?
No fix for CVE-2026-18473 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix. The vendor advisories EchelonGraph has for CVE-2026-18473 are linked in the Vendor Advisories panel on this page.

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