CVE-2026-54820

CRITICALPre-NVD 9.39.3—
EchelonGraph scoreMEDIUM confidence

Score 9.3 from GitHub Security Advisory (severity: CRITICAL) published 2026-06-26. a secondary CVSS source baseline 9.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
9.3EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 9.3Exploit: None knownExposed: 0

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

Unauthenticated SQL Injection in JetBooking <= 4.0.4.1 versions.

CVSS v3
9.3
EG Score
9.3(medium)
EG Risk
47(Track)
EG Risk 47/100SSVC: 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
Severity93% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
34%
KEV
Not listed

Published

June 26, 2026

Last Modified

June 26, 2026

Advisory Details (1)

Auto-updated Sep 3, 2026
No patch confirmed yet.
generic

SQL Injection in WordPress JetBooking Plugin - Patchstack

https://patchstack.com/database/wordpress/plugin/jet-booking/vulnerability/wordpress-jetbooking-plugin-4-0-4-1-sql-injection-vulnerability?_s_id=cve

Vendor Advisories for CVE-2026-54820(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 5× in last 7d / 98× 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 371 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-54820?
CVE-2026-54820 is a critical vulnerability published on June 26, 2026. Unauthenticated SQL Injection in JetBooking <= 4.0.4.1 versions.
When was CVE-2026-54820 disclosed?
CVE-2026-54820 was first published in the National Vulnerability Database on June 26, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-54820 actively exploited?
CVE-2026-54820 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 66.5% of all scored CVEs.
What is the CVSS score of CVE-2026-54820?
CVE-2026-54820 has a CVSS v3 base score of 9.3 (NVD).
How do I remediate CVE-2026-54820?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-54820, 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-2026-54820

Explore →

Is Your Infrastructure Affected by CVE-2026-54820?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs