CVE-2026-84778 (GCVE-0-2026-84778)
Vulnerability from cvelistv5 – Published: 2026-09-03 16:31 – Updated: 2026-09-03 16:31
VLAI
EPSS
VEX
Title
WordPress Migrate Guru – Site Migration & Cloning plugin <= 6.65 - Denial of Service Attack vulnerability
Summary
Unauthenticated Denial of Service Attack in Migrate Guru – Site Migration & Cloning <= 6.65 versions.
Severity
7.5 (High)
CWE
- CWE-770 - Allocation of Resources Without Limits or Throttling
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://patchstack.com/database/wordpress/plugin/… | vdb-entry |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| migrateguru | Migrate Guru – Site Migration & Cloning |
Affected:
n/a , ≤ 6.65
(custom)
|
guessed |
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"affected": [
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"collectionURL": "https://wordpress.org/plugins",
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"packageName": "migrate-guru",
"product": "Migrate Guru \u2013 Site Migration \u0026amp; Cloning",
"vendor": "migrateguru",
"versions": [
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"changes": [
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"at": "6.72",
"status": "unaffected"
}
],
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"version": "n/a",
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]
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],
"credits": [
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"user": "00000000-0000-4000-9000-000000000000",
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"capecId": "CAPEC-469",
"descriptions": [
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"value": "CAPEC-469 HTTP DoS"
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"metrics": [
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"baseScore": 7.5,
"baseSeverity": "HIGH",
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"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
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"url": "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"
}
],
"solutions": [
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"lang": "en",
"supportingMedia": [
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"type": "text/html",
"value": "Update the WordPress Migrate Guru plugin to the latest available version (at least 6.72)."
}
],
"value": "Update the WordPress Migrate Guru plugin to the latest available version (at least 6.72)."
}
],
"source": {
"discovery": "EXTERNAL"
},
"title": "WordPress Migrate Guru \u2013 Site Migration \u0026 Cloning plugin \u003c= 6.65 - Denial of Service Attack vulnerability",
"x_generator": {
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"cveMetadata": {
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"dateReserved": "2026-09-02T09:57:48.859Z",
"dateUpdated": "2026-09-03T16:31:55.358Z",
"state": "PUBLISHED"
},
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"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2026-84778",
"date": "2026-09-06",
"epss": "0.00263",
"percentile": "0.17923"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2026-84778\",\"sourceIdentifier\":\"audit@patchstack.com\",\"published\":\"2026-09-03T17:17:28.747\",\"lastModified\":\"2026-09-03T17:25:25.113\",\"vulnStatus\":\"Deferred\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Unauthenticated Denial of Service Attack in Migrate Guru \u2013 Site Migration \u0026amp; Cloning \u003c= 6.65 versions.\"}],\"affected\":[{\"source\":\"audit@patchstack.com\",\"affectedData\":[{\"vendor\":\"migrateguru\",\"product\":\"Migrate Guru \u2013 Site Migration \u0026amp; Cloning\",\"defaultStatus\":\"unaffected\",\"collectionURL\":\"https://wordpress.org/plugins\",\"packageName\":\"migrate-guru\",\"versions\":[{\"version\":\"n/a\",\"lessThanOrEqual\":\"6.65\",\"versionType\":\"custom\",\"status\":\"affected\",\"changes\":[{\"at\":\"6.72\",\"status\":\"unaffected\"}]}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"audit@patchstack.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"audit@patchstack.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-770\"}]}],\"references\":[{\"url\":\"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\",\"source\":\"audit@patchstack.com\"}]}}"
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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