CVE-2026-40750

CRITICALPre-NVD 9.99.9—
EchelonGraph scoreHIGH confidence

Score 9.9 from GitHub Security Advisory (severity: CRITICAL) published 2026-06-16. a secondary CVSS source baseline 9.9; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
9.9
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 9.9Exploit: NoneExposed: 0

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

Unrestricted Upload of File with Dangerous Type vulnerability in themagnifico52 Kids Online Store allows Upload a Web Shell to a Web Server.

This issue affects Kids Online Store: from n/a through 0.8.9.

CVSS v3
9.9
EG Score
9.9(high)
EPSS
19.1%
KEV
Not listed

Published

June 16, 2026

Last Modified

June 16, 2026

Advisory Details (1)

Auto-updated Jul 1, 2026
No patch confirmed yet.
generic

Arbitrary File Upload in WordPress Kids Online Store Theme - Patchstack

https://patchstack.com/database/wordpress/theme/kids-online-store/vulnerability/wordpress-kids-online-store-theme-0-8-9-arbitrary-file-upload-vulnerability?_s_id=cve

Vendor Advisories for CVE-2026-40750(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 77× in last 7d / 256× 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 256 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-40750?
CVE-2026-40750 is a critical vulnerability published on June 16, 2026. Unrestricted Upload of File with Dangerous Type vulnerability in themagnifico52 Kids Online Store allows Upload a Web Shell to a Web Server. This issue affects Kids Online Store: from n/a through 0.8.9.
When was CVE-2026-40750 disclosed?
CVE-2026-40750 was first published in the National Vulnerability Database on June 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-40750 actively exploited?
CVE-2026-40750 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 19.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-40750?
CVE-2026-40750 has a CVSS v3 base score of 9.9 (NVD).
How do I remediate CVE-2026-40750?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-40750, 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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