CVE-2026-84778

HIGHPre-NVD 7.57.5—
EchelonGraph scoreHIGH confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-09-03. a secondary CVSS source baseline 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.5Exploit: None knownExposed: 0

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

Unauthenticated Denial of Service Attack in Migrate Guru – Site Migration & Cloning <= 6.65 versions.

CVSS v3
7.5
EG Score
7.5(high)
EG Risk
49(Track)
EG Risk 49/100SSVC: 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
Severity75% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
18%
KEV
Not listed

Published

September 3, 2026

Last Modified

September 7, 2026

Advisory Details (1)

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

Denial of Service Attack in WordPress Migrate Guru – Site Migration &amp; Cloning Plugin - Patchstack

https://patchstack.com/database/wordpress/plugin/migrate-guru/vulnerability/wordpress-migrate-guru-site-migration-cloning-plugin-6-65-denial-of-service-attack-vulnerability?_s_id=cve

Vendor Advisories for CVE-2026-84778(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 31× in last 7d / 73× 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.

  1. 2026-09-21 02:05 UTCEG score recompute
  2. 2026-09-21 02:05 UTCGHSA enrichment
  3. 2026-09-20 20:16 UTCEPSS rescore
  4. 2026-09-20 15:00 UTCGHSA enrichment
  5. 2026-09-20 03:56 UTCGHSA enrichment
  6. 2026-09-19 16:52 UTCEG score recompute
  7. 2026-09-19 16:52 UTCGHSA enrichment
  8. 2026-09-19 05:48 UTCEG score recompute
  9. 2026-09-19 05:48 UTCGHSA enrichment
  10. 2026-09-18 19:28 UTCEPSS rescore
  11. 2026-09-18 18:43 UTCGHSA enrichment
  12. 2026-09-18 07:39 UTCGHSA enrichment
  13. 2026-09-17 20:35 UTCEG score recompute
  14. 2026-09-17 20:35 UTCGHSA enrichment
  15. 2026-09-17 19:32 UTCEPSS rescore
  16. 2026-09-17 08:56 UTCGHSA enrichment
  17. 2026-09-16 21:52 UTCEG score recompute
  18. 2026-09-16 21:52 UTCGHSA enrichment
  19. 2026-09-16 14:09 UTCEPSS rescore
  20. 2026-09-16 10:49 UTCEG score recompute
  21. 2026-09-16 10:48 UTCGHSA enrichment
  22. 2026-09-16 05:15 UTCEPSS rescore
  23. 2026-09-15 23:45 UTCGHSA enrichment
  24. 2026-09-15 12:41 UTCEG score recompute
  25. 2026-09-15 12:41 UTCGHSA enrichment
Show 48 more
  1. 2026-09-15 03:12 UTCEPSS rescore
  2. 2026-09-15 03:12 UTCEPSS rescore
  3. 2026-09-15 01:37 UTCGHSA enrichment
  4. 2026-09-14 14:33 UTCGHSA enrichment
  5. 2026-09-14 03:29 UTCEG score recompute
  6. 2026-09-14 03:29 UTCGHSA enrichment
  7. 2026-09-13 16:26 UTCGHSA enrichment
  8. 2026-09-13 05:22 UTCGHSA enrichment
  9. 2026-09-12 18:18 UTCEG score recompute
  10. 2026-09-12 18:18 UTCGHSA enrichment
  11. 2026-09-12 07:14 UTCGHSA enrichment
  12. 2026-09-11 20:10 UTCEG score recompute
  13. 2026-09-11 20:10 UTCGHSA enrichment
  14. 2026-09-11 14:53 UTCEPSS rescore
  15. 2026-09-11 14:53 UTCEPSS rescore
  16. 2026-09-11 08:41 UTCGHSA enrichment
  17. 2026-09-10 21:37 UTCGHSA enrichment
  18. 2026-09-10 10:33 UTCEG score recompute
  19. 2026-09-10 10:32 UTCGHSA enrichment
  20. 2026-09-09 23:27 UTCGHSA enrichment
  21. 2026-09-09 10:11 UTCGHSA enrichment
  22. 2026-09-08 23:07 UTCEG score recompute
  23. 2026-09-08 23:07 UTCGHSA enrichment
  24. 2026-09-08 22:01 UTCEPSS rescore
  25. 2026-09-08 10:47 UTCGHSA enrichment
  26. 2026-09-07 23:33 UTCEG score recompute
  27. 2026-09-07 23:32 UTCGHSA enrichment
  28. 2026-09-07 12:28 UTCEG score recompute
  29. 2026-09-07 12:27 UTCGHSA enrichment
  30. 2026-09-07 11:29 UTCEG score recompute
  31. 2026-09-07 11:28 UTCGHSA enrichment
  32. 2026-09-07 10:23 UTCGHSA enrichment
  33. 2026-09-06 23:19 UTCEG score recompute
  34. 2026-09-06 23:19 UTCGHSA enrichment
  35. 2026-09-06 13:48 UTCEPSS rescore
  36. 2026-09-06 12:15 UTCGHSA enrichment
  37. 2026-09-06 01:06 UTCEG score recompute
  38. 2026-09-06 01:06 UTCGHSA enrichment
  39. 2026-09-05 15:31 UTCEPSS rescore
  40. 2026-09-05 13:58 UTCGHSA enrichment
  41. 2026-09-05 02:54 UTCGHSA enrichment
  42. 2026-09-04 15:48 UTCEG score recompute
  43. 2026-09-04 15:47 UTCGHSA enrichment
  44. 2026-09-04 04:43 UTCEG score recompute
  45. 2026-09-04 04:42 UTCGHSA enrichment
  46. 2026-09-03 17:36 UTCEG score recompute
  47. 2026-09-03 16:34 UTCEG score recompute
  48. 2026-09-03 16:33 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-84778?
CVE-2026-84778 is a high vulnerability published on September 3, 2026. Unauthenticated Denial of Service Attack in Migrate Guru – Site Migration &amp; Cloning <= 6.65 versions.
When was CVE-2026-84778 disclosed?
CVE-2026-84778 was first published in the National Vulnerability Database on September 3, 2026, with the most recent update on September 7, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-84778 actively exploited?
CVE-2026-84778 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 81.6% of all scored CVEs.
What is the CVSS score of CVE-2026-84778?
CVE-2026-84778 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2026-84778?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-84778, 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-2026-84778

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