CVE-2026-11590

HIGHPre-NVD 8.68.6—
EchelonGraph scoreMEDIUM confidence

Score 8.6 from GitHub Security Advisory (severity: HIGH) published 2026-06-30. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 8.6; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
8.6EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.6Exploit: None knownExposed: 0

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

The WP Support Plus Responsive Ticket System WordPress plugin through 9.1.2 does not sanitize user-supplied array keys before using them in a SQL statement, allowing unauthenticated users to perform SQL injection attacks.

CVSS v3
8.6
EG Score
8.6(medium)
EG Risk
43(Track)
EG Risk 43/100SSVC: Track

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
Severity86% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
38%
KEV
Not listed

Published

June 30, 2026

Last Modified

June 30, 2026

Advisory Details (1)

Auto-updated Jun 30, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

WP Support Plus Responsive Ticket System <= 9.1.2 – Unauthenticated SQL Injection via filter[elements] Array Keys | CVE 2026-11590 | Plugin Vulnerabilities

https://wpscan.com/vulnerability/117853ca-0fd3-4bfa-ad60-799eb5c77bdf/

Vendor Advisories for CVE-2026-11590(1)

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

Data Freshness Timeline

(refreshed 8× in last 7d / 66× 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 200 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-11590?
CVE-2026-11590 is a high vulnerability published on June 30, 2026. The WP Support Plus Responsive Ticket System WordPress plugin through 9.1.2 does not sanitize user-supplied array keys before using them in a SQL statement, allowing unauthenticated users to perform SQL injection attacks.
When was CVE-2026-11590 disclosed?
CVE-2026-11590 was first published in the National Vulnerability Database on June 30, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-11590 actively exploited?
CVE-2026-11590 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 62.5% of all scored CVEs.
What is the CVSS score of CVE-2026-11590?
CVE-2026-11590 has a CVSS v3.1 base score of 8.6 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-11590?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-11590, 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.

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