CVE-2026-96531 (GCVE-0-2026-96531)
Vulnerability from cvelistv5 – Published: 2026-09-26 06:00 – Updated: 2026-09-26 06:00
VLAI
EPSS
VEX
Title
Optimole 4.0.0 - 4.2.12 - Author+ Stored XSS via Video Player Block
Summary
The Optimole WordPress plugin before 4.2.13 does not escape unrecognized attributes of its video-player block before rendering them onto the block's wrapper element, allowing users with the Author role and above to store an event-handler attribute that executes scripts in the browser of any user, such as an administrator, who views the post.
Severity
No CVSS data available.
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://wpscan.com/vulnerability/15ad5748-8c2b-4c… | exploitvdb-entrytechnical-description |
Impacted products
{
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Optimole",
"vendor": "Unknown",
"versions": [
{
"lessThan": "4.2.13",
"status": "affected",
"version": "4.0.0",
"versionType": "semver"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Dmitrii Ignatyev"
},
{
"lang": "en",
"type": "coordinator",
"value": "WPScan"
}
],
"descriptions": [
{
"lang": "en",
"value": "The Optimole WordPress plugin before 4.2.13 does not escape unrecognized attributes of its video-player block before rendering them onto the block\u0027s wrapper element, allowing users with the Author role and above to store an event-handler attribute that executes scripts in the browser of any user, such as an administrator, who views the post."
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "CWE-79 Cross-Site Scripting (XSS)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-09-26T06:00:21.129Z",
"orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
"shortName": "WPScan"
},
"references": [
{
"tags": [
"exploit",
"vdb-entry",
"technical-description"
],
"url": "https://wpscan.com/vulnerability/15ad5748-8c2b-4c60-9818-57790f7033c7/"
}
],
"source": {
"discovery": "EXTERNAL"
},
"title": "Optimole 4.0.0 - 4.2.12 - Author+ Stored XSS via Video Player Block",
"x_generator": {
"engine": "WPScan CVE Generator"
}
}
},
"cveMetadata": {
"assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
"assignerShortName": "WPScan",
"cveId": "CVE-2026-96531",
"datePublished": "2026-09-26T06:00:21.129Z",
"dateReserved": "2026-09-23T11:22:24.455Z",
"dateUpdated": "2026-09-26T06:00:21.129Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"nvd": {
"cve": {
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"product": "Optimole",
"vendor": "Unknown",
"versions": [
{
"lessThan": "4.2.13",
"status": "affected",
"version": "4.0.0",
"versionType": "semver"
}
]
}
],
"source": "contact@wpscan.com"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "The Optimole WordPress plugin before 4.2.13 does not escape unrecognized attributes of its video-player block before rendering them onto the block\u0027s wrapper element, allowing users with the Author role and above to store an event-handler attribute that executes scripts in the browser of any user, such as an administrator, who views the post."
}
],
"id": "CVE-2026-96531",
"lastModified": "2026-09-26T07:17:03.430",
"metrics": {},
"published": "2026-09-26T07:17:03.430",
"references": [
{
"source": "contact@wpscan.com",
"url": "https://wpscan.com/vulnerability/15ad5748-8c2b-4c60-9818-57790f7033c7/"
}
],
"sourceIdentifier": "contact@wpscan.com",
"vulnStatus": "Received"
}
}
}
}
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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.
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.
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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.
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