CVE-2026-54804

HIGHPre-NVD 7.67.6—
EchelonGraph scoreHIGH confidence

Score 7.6 from GitHub Security Advisory (severity: HIGH) published 2026-06-17. a secondary CVSS source baseline 7.6; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
7.6
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.6Exploit: NoneExposed: 0

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

Subscriber Broken Authentication in Melhor Envio <= 2.16.3 versions.

CVSS v3
7.6
EG Score
7.6(high)
EPSS
20.0%
KEV
Not listed

Published

June 17, 2026

Last Modified

June 17, 2026

Advisory Details (1)

Auto-updated Jun 18, 2026
No patch confirmed yet.
generic

Broken Authentication in WordPress Melhor Envio Plugin - Patchstack

https://patchstack.com/database/wordpress/plugin/melhor-envio-cotacao/vulnerability/wordpress-melhor-envio-plugin-2-16-3-broken-authentication-vulnerability?_s_id=cve

Vendor Advisories for CVE-2026-54804(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 36× in last 7d / 104× 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 104 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-54804?
CVE-2026-54804 is a high vulnerability published on June 17, 2026. Subscriber Broken Authentication in Melhor Envio <= 2.16.3 versions.
When was CVE-2026-54804 disclosed?
CVE-2026-54804 was first published in the National Vulnerability Database on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-54804 actively exploited?
CVE-2026-54804 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 20.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-54804?
CVE-2026-54804 has a CVSS v3 base score of 7.6 (NVD).
How do I remediate CVE-2026-54804?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-54804, 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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