CVE-2026-97074 (GCVE-0-2026-97074)
Vulnerability from cvelistv5 – Published: 2026-09-30 12:27 – Updated: 2026-09-30 13:27
VLAI
EPSS
VEX
Title
WordPress Newsletters, Email Marketing, SMS and Popups by Omnisend plugin <= 1.9.0 - Insecure Direct Object References (IDOR) vulnerability
Summary
Subscriber Insecure Direct Object References (IDOR) in Newsletters, Email Marketing, SMS and Popups by Omnisend <= 1.9.0 versions.
Severity
4.3 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 13:08 UTC
CWE
- CWE-639 - Authorization Bypass Through User-Controlled Key
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://patchstack.com/database/wordpress/plugin/… | vdb-entry |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Omnisend | Newsletters, Email Marketing, SMS and Popups by Omnisend |
Affected:
n/a , ≤ 1.9.0
(custom)
|
guessed |
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-97074",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-09-30T13:08:34.086349Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-09-30T13:27:07.547Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"collectionURL": "https://wordpress.org/plugins",
"defaultStatus": "unaffected",
"packageName": "omnisend",
"product": "Newsletters, Email Marketing, SMS and Popups by Omnisend",
"vendor": "Omnisend",
"versions": [
{
"changes": [
{
"at": "1.9.1",
"status": "unaffected"
}
],
"lessThanOrEqual": "1.9.0",
"status": "affected",
"version": "n/a",
"versionType": "custom"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"user": "00000000-0000-4000-9000-000000000000",
"value": "Elaprendiz1927 | Patchstack Bug Bounty Program"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Subscriber Insecure Direct Object References (IDOR) in Newsletters, Email Marketing, SMS and Popups by Omnisend \u003c= 1.9.0 versions."
}
],
"value": "Subscriber Insecure Direct Object References (IDOR) in Newsletters, Email Marketing, SMS and Popups by Omnisend \u003c= 1.9.0 versions."
}
],
"impacts": [
{
"capecId": "CAPEC-180",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-180 Exploiting Incorrectly Configured Access Control Security Levels"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 4.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-639",
"description": "CWE-639 Authorization Bypass Through User-Controlled Key",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-09-30T12:27:51.694Z",
"orgId": "21595511-bba5-4825-b968-b78d1f9984a3",
"shortName": "Patchstack"
},
"references": [
{
"tags": [
"vdb-entry"
],
"url": "https://patchstack.com/database/wordpress/plugin/omnisend/vulnerability/wordpress-newsletters-email-marketing-sms-and-popups-by-omnisend-plugin-1-9-0-insecure-direct-object-references-idor-vulnerability?_s_id=cve"
}
],
"solutions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Update the WordPress Newsletters, Email Marketing, SMS and Popups by Omnisend plugin to the latest available version (at least 1.9.1)."
}
],
"value": "Update the WordPress Newsletters, Email Marketing, SMS and Popups by Omnisend plugin to the latest available version (at least 1.9.1)."
}
],
"source": {
"discovery": "EXTERNAL"
},
"title": "WordPress Newsletters, Email Marketing, SMS and Popups by Omnisend plugin \u003c= 1.9.0 - Insecure Direct Object References (IDOR) vulnerability",
"x_generator": {
"engine": "Vulnogram 0.2.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3",
"assignerShortName": "Patchstack",
"cveId": "CVE-2026-97074",
"datePublished": "2026-09-30T12:27:51.694Z",
"dateReserved": "2026-09-24T00:20:10.982Z",
"dateUpdated": "2026-09-30T13:27:07.547Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2026-97074",
"date": "2026-10-01",
"epss": "0.00254",
"percentile": "0.15361"
},
"nvd": {
"cve": {
"affected": [
{
"affectedData": [
{
"collectionURL": "https://wordpress.org/plugins",
"defaultStatus": "unaffected",
"packageName": "omnisend",
"product": "Newsletters, Email Marketing, SMS and Popups by Omnisend",
"vendor": "Omnisend",
"versions": [
{
"changes": [
{
"at": "1.9.1",
"status": "unaffected"
}
],
"lessThanOrEqual": "1.9.0",
"status": "affected",
"version": "n/a",
"versionType": "custom"
}
]
}
],
"source": "audit@patchstack.com"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Subscriber Insecure Direct Object References (IDOR) in Newsletters, Email Marketing, SMS and Popups by Omnisend \u003c= 1.9.0 versions."
}
],
"id": "CVE-2026-97074",
"lastModified": "2026-09-30T14:18:13.693",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 4.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 1.4,
"source": "audit@patchstack.com",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-97074",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-09-30T13:08:34.086349Z",
"version": "2.0.3"
}
}
]
},
"published": "2026-09-30T13:17:34.340",
"references": [
{
"source": "audit@patchstack.com",
"url": "https://patchstack.com/database/wordpress/plugin/omnisend/vulnerability/wordpress-newsletters-email-marketing-sms-and-popups-by-omnisend-plugin-1-9-0-insecure-direct-object-references-idor-vulnerability?_s_id=cve"
}
],
"sourceIdentifier": "audit@patchstack.com",
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-639"
}
],
"source": "audit@patchstack.com",
"type": "Secondary"
}
]
}
},
"vulnrichment": {
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-97074",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-09-30T13:08:34.086349Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-09-30T13:19:15.571Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"collectionURL": "https://wordpress.org/plugins",
"defaultStatus": "unaffected",
"packageName": "omnisend",
"product": "Newsletters, Email Marketing, SMS and Popups by Omnisend",
"vendor": "Omnisend",
"versions": [
{
"changes": [
{
"at": "1.9.1",
"status": "unaffected"
}
],
"lessThanOrEqual": "1.9.0",
"status": "affected",
"version": "n/a",
"versionType": "custom"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"user": "00000000-0000-4000-9000-000000000000",
"value": "Elaprendiz1927 | Patchstack Bug Bounty Program"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Subscriber Insecure Direct Object References (IDOR) in Newsletters, Email Marketing, SMS and Popups by Omnisend \u003c= 1.9.0 versions."
}
],
"value": "Subscriber Insecure Direct Object References (IDOR) in Newsletters, Email Marketing, SMS and Popups by Omnisend \u003c= 1.9.0 versions."
}
],
"impacts": [
{
"capecId": "CAPEC-180",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-180 Exploiting Incorrectly Configured Access Control Security Levels"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 4.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-639",
"description": "CWE-639 Authorization Bypass Through User-Controlled Key",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-09-30T12:27:51.694Z",
"orgId": "21595511-bba5-4825-b968-b78d1f9984a3",
"shortName": "Patchstack"
},
"references": [
{
"tags": [
"vdb-entry"
],
"url": "https://patchstack.com/database/wordpress/plugin/omnisend/vulnerability/wordpress-newsletters-email-marketing-sms-and-popups-by-omnisend-plugin-1-9-0-insecure-direct-object-references-idor-vulnerability?_s_id=cve"
}
],
"solutions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Update the WordPress Newsletters, Email Marketing, SMS and Popups by Omnisend plugin to the latest available version (at least 1.9.1)."
}
],
"value": "Update the WordPress Newsletters, Email Marketing, SMS and Popups by Omnisend plugin to the latest available version (at least 1.9.1)."
}
],
"source": {
"discovery": "EXTERNAL"
},
"title": "WordPress Newsletters, Email Marketing, SMS and Popups by Omnisend plugin \u003c= 1.9.0 - Insecure Direct Object References (IDOR) vulnerability",
"x_generator": {
"engine": "Vulnogram 0.2.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3",
"assignerShortName": "Patchstack",
"cveId": "CVE-2026-97074",
"datePublished": "2026-09-30T12:27:51.694Z",
"dateReserved": "2026-09-24T00:20:10.982Z",
"dateUpdated": "2026-09-30T13:27:07.547Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
Loading…
Loading…
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.
Loading…
Loading…
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.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
Loading…